Home / 61,425.50-92,134.60-36,139.23

Finding the Fourth Proportional to 61,425.50, 92,134.60 and 36,139.23

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Solution

The fourth proportional to 61,425.50, 92,134.60 and 36,139.23 is: 54,206.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,425.50 : 92,134.60 = 36,139.23 : x
  2. Step 2: Convert to fraction form
    61,425.50/92,134.60 = 36,139.23/x
  3. Step 3: Cross multiply
    61,425.50x = 92,134.60 × 36,139.23
  4. Step 4: Simplify right side
    61,425.50x = 3,329,673,410.01
  5. Step 5: Solve for x
    x = 3,329,673,410.01/61,425.50
  6. Step 6: Final answer
    x = 54,206.70

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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.