Home / 112,327.78-155,009.37-62,025.70

Finding the Fourth Proportional to 112,327.78, 155,009.37 and 62,025.70

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Solution

The fourth proportional to 112,327.78, 155,009.37 and 62,025.70 is: 85,593.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,327.78 : 155,009.37 = 62,025.70 : x
  2. Step 2: Convert to fraction form
    112,327.78/155,009.37 = 62,025.70/x
  3. Step 3: Cross multiply
    112,327.78x = 155,009.37 × 62,025.70
  4. Step 4: Simplify right side
    112,327.78x = 9,614,564,680.81
  5. Step 5: Solve for x
    x = 9,614,564,680.81/112,327.78
  6. Step 6: Final answer
    x = 85,593.83

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1.5x scale

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.