Home / 124,525,241.20-186,867,577.95-72,709,743.70

Finding the Fourth Proportional to 124,525,241.20, 186,867,577.95 and 72,709,743.70

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Solution

The fourth proportional to 124,525,241.20, 186,867,577.95 and 72,709,743.70 is: 109,111,161.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,525,241.20 : 186,867,577.95 = 72,709,743.70 : x
  2. Step 2: Convert to fraction form
    124,525,241.20/186,867,577.95 = 72,709,743.70/x
  3. Step 3: Cross multiply
    124,525,241.20x = 186,867,577.95 × 72,709,743.70
  4. Step 4: Simplify right side
    124,525,241.20x = 13,587,093,698,584,272
  5. Step 5: Solve for x
    x = 13,587,093,698,584,272/124,525,241.20
  6. Step 6: Final answer
    x = 109,111,161.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.