Home / 104,785.57-157,083.56-38,210.12

Finding the Fourth Proportional to 104,785.57, 157,083.56 and 38,210.12

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Solution

The fourth proportional to 104,785.57, 157,083.56 and 38,210.12 is: 57,280.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,785.57 : 157,083.56 = 38,210.12 : x
  2. Step 2: Convert to fraction form
    104,785.57/157,083.56 = 38,210.12/x
  3. Step 3: Cross multiply
    104,785.57x = 157,083.56 × 38,210.12
  4. Step 4: Simplify right side
    104,785.57x = 6,002,181,486.58
  5. Step 5: Solve for x
    x = 6,002,181,486.58/104,785.57
  6. Step 6: Final answer
    x = 57,280.61

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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.