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Finding the Fourth Proportional to 58,324.48, 80,487.80 and 34,130.10

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Solution

The fourth proportional to 58,324.48, 80,487.80 and 34,130.10 is: 47,099.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,324.48 : 80,487.80 = 34,130.10 : x
  2. Step 2: Convert to fraction form
    58,324.48/80,487.80 = 34,130.10/x
  3. Step 3: Cross multiply
    58,324.48x = 80,487.80 × 34,130.10
  4. Step 4: Simplify right side
    58,324.48x = 2,747,056,260.34
  5. Step 5: Solve for x
    x = 2,747,056,260.34/58,324.48
  6. Step 6: Final answer
    x = 47,099.54

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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.