Home / 89,905,112.04-124,069,054.86-48,652,004.40

Finding the Fourth Proportional to 89,905,112.04, 124,069,054.86 and 48,652,004.40

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Solution

The fourth proportional to 89,905,112.04, 124,069,054.86 and 48,652,004.40 is: 67,139,766.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,905,112.04 : 124,069,054.86 = 48,652,004.40 : x
  2. Step 2: Convert to fraction form
    89,905,112.04/124,069,054.86 = 48,652,004.40/x
  3. Step 3: Cross multiply
    89,905,112.04x = 124,069,054.86 × 48,652,004.40
  4. Step 4: Simplify right side
    89,905,112.04x = 6,036,208,202,952,561
  5. Step 5: Solve for x
    x = 6,036,208,202,952,561/89,905,112.04
  6. Step 6: Final answer
    x = 67,139,766.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.