Home / 90,537.01-124,938.54-49,701.13

Finding the Fourth Proportional to 90,537.01, 124,938.54 and 49,701.13

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Solution

The fourth proportional to 90,537.01, 124,938.54 and 49,701.13 is: 68,586.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,537.01 : 124,938.54 = 49,701.13 : x
  2. Step 2: Convert to fraction form
    90,537.01/124,938.54 = 49,701.13/x
  3. Step 3: Cross multiply
    90,537.01x = 124,938.54 × 49,701.13
  4. Step 4: Simplify right side
    90,537.01x = 6,209,586,306.20
  5. Step 5: Solve for x
    x = 6,209,586,306.20/90,537.01
  6. Step 6: Final answer
    x = 68,586.17

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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.