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Finding the Fourth Proportional to 60,165.52, 82,978.23 and 45,094.12

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Solution

The fourth proportional to 60,165.52, 82,978.23 and 45,094.12 is: 62,192.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,165.52 : 82,978.23 = 45,094.12 : x
  2. Step 2: Convert to fraction form
    60,165.52/82,978.23 = 45,094.12/x
  3. Step 3: Cross multiply
    60,165.52x = 82,978.23 × 45,094.12
  4. Step 4: Simplify right side
    60,165.52x = 3,741,830,261.01
  5. Step 5: Solve for x
    x = 3,741,830,261.01/60,165.52
  6. Step 6: Final answer
    x = 62,192.27

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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.