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Finding the Fourth Proportional to 59,668.90, 89,498.64 and 34,693

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Solution

The fourth proportional to 59,668.90, 89,498.64 and 34,693 is: 52,036.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,668.90 : 89,498.64 = 34,693 : x
  2. Step 2: Convert to fraction form
    59,668.90/89,498.64 = 34,693/x
  3. Step 3: Cross multiply
    59,668.90x = 89,498.64 × 34,693
  4. Step 4: Simplify right side
    59,668.90x = 3,104,976,317.52
  5. Step 5: Solve for x
    x = 3,104,976,317.52/59,668.90
  6. Step 6: Final answer
    x = 52,036.76

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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.