Home / 124,415.20-186,622.80-41,309.20

Finding the Fourth Proportional to 124,415.20, 186,622.80 and 41,309.20

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Solution

The fourth proportional to 124,415.20, 186,622.80 and 41,309.20 is: 61,963.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,415.20 : 186,622.80 = 41,309.20 : x
  2. Step 2: Convert to fraction form
    124,415.20/186,622.80 = 41,309.20/x
  3. Step 3: Cross multiply
    124,415.20x = 186,622.80 × 41,309.20
  4. Step 4: Simplify right side
    124,415.20x = 7,709,238,569.76
  5. Step 5: Solve for x
    x = 7,709,238,569.76/124,415.20
  6. Step 6: Final answer
    x = 61,963.80

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1.5x scale

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.