Home / 61,423.42-84,763.32-34,565.91

Finding the Fourth Proportional to 61,423.42, 84,763.32 and 34,565.91

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Solution

The fourth proportional to 61,423.42, 84,763.32 and 34,565.91 is: 47,700.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,423.42 : 84,763.32 = 34,565.91 : x
  2. Step 2: Convert to fraction form
    61,423.42/84,763.32 = 34,565.91/x
  3. Step 3: Cross multiply
    61,423.42x = 84,763.32 × 34,565.91
  4. Step 4: Simplify right side
    61,423.42x = 2,929,921,290.42
  5. Step 5: Solve for x
    x = 2,929,921,290.42/61,423.42
  6. Step 6: Final answer
    x = 47,700.39

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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.