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Finding the Fourth Proportional to 58,668.17, 80,976.08 and 34,808.68

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Solution

The fourth proportional to 58,668.17, 80,976.08 and 34,808.68 is: 48,044.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,668.17 : 80,976.08 = 34,808.68 : x
  2. Step 2: Convert to fraction form
    58,668.17/80,976.08 = 34,808.68/x
  3. Step 3: Cross multiply
    58,668.17x = 80,976.08 × 34,808.68
  4. Step 4: Simplify right side
    58,668.17x = 2,818,670,079.89
  5. Step 5: Solve for x
    x = 2,818,670,079.89/58,668.17
  6. Step 6: Final answer
    x = 48,044.29

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1.5x scale

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.