Home / 220,317.46-304,037-124,823.92

Finding the Fourth Proportional to 220,317.46, 304,037 and 124,823.92

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Solution

The fourth proportional to 220,317.46, 304,037 and 124,823.92 is: 172,256.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,317.46 : 304,037 = 124,823.92 : x
  2. Step 2: Convert to fraction form
    220,317.46/304,037 = 124,823.92/x
  3. Step 3: Cross multiply
    220,317.46x = 304,037 × 124,823.92
  4. Step 4: Simplify right side
    220,317.46x = 37,951,090,165.04
  5. Step 5: Solve for x
    x = 37,951,090,165.04/220,317.46
  6. Step 6: Final answer
    x = 172,256.39

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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.