Home / 61,785.27-85,263.07-34,561.03

Finding the Fourth Proportional to 61,785.27, 85,263.07 and 34,561.03

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Solution

The fourth proportional to 61,785.27, 85,263.07 and 34,561.03 is: 47,693.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,785.27 : 85,263.07 = 34,561.03 : x
  2. Step 2: Convert to fraction form
    61,785.27/85,263.07 = 34,561.03/x
  3. Step 3: Cross multiply
    61,785.27x = 85,263.07 × 34,561.03
  4. Step 4: Simplify right side
    61,785.27x = 2,946,779,520.16
  5. Step 5: Solve for x
    x = 2,946,779,520.16/61,785.27
  6. Step 6: Final answer
    x = 47,693.88

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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.