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Finding the Fourth Proportional to 58,489.72, 80,710.98 and 34,612.24

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Solution

The fourth proportional to 58,489.72, 80,710.98 and 34,612.24 is: 47,762.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,489.72 : 80,710.98 = 34,612.24 : x
  2. Step 2: Convert to fraction form
    58,489.72/80,710.98 = 34,612.24/x
  3. Step 3: Cross multiply
    58,489.72x = 80,710.98 × 34,612.24
  4. Step 4: Simplify right side
    58,489.72x = 2,793,587,810.40
  5. Step 5: Solve for x
    x = 2,793,587,810.40/58,489.72
  6. Step 6: Final answer
    x = 47,762.03

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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.