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Finding the Fourth Proportional to 61,358.04, 84,668.76 and 34,491.96

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Solution

The fourth proportional to 61,358.04, 84,668.76 and 34,491.96 is: 47,595.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,358.04 : 84,668.76 = 34,491.96 : x
  2. Step 2: Convert to fraction form
    61,358.04/84,668.76 = 34,491.96/x
  3. Step 3: Cross multiply
    61,358.04x = 84,668.76 × 34,491.96
  4. Step 4: Simplify right side
    61,358.04x = 2,920,391,483.17
  5. Step 5: Solve for x
    x = 2,920,391,483.17/61,358.04
  6. Step 6: Final answer
    x = 47,595.91

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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.