Home / 90,548.13-124,964.33-52,834.53

Finding the Fourth Proportional to 90,548.13, 124,964.33 and 52,834.53

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Solution

The fourth proportional to 90,548.13, 124,964.33 and 52,834.53 is: 72,916.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,548.13 : 124,964.33 = 52,834.53 : x
  2. Step 2: Convert to fraction form
    90,548.13/124,964.33 = 52,834.53/x
  3. Step 3: Cross multiply
    90,548.13x = 124,964.33 × 52,834.53
  4. Step 4: Simplify right side
    90,548.13x = 6,602,431,642.31
  5. Step 5: Solve for x
    x = 6,602,431,642.31/90,548.13
  6. Step 6: Final answer
    x = 72,916.27

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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.