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Finding the Fourth Proportional to 254,693.92, 382,053.95 and 65,155.92

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Solution

The fourth proportional to 254,693.92, 382,053.95 and 65,155.92 is: 97,737.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,693.92 : 382,053.95 = 65,155.92 : x
  2. Step 2: Convert to fraction form
    254,693.92/382,053.95 = 65,155.92/x
  3. Step 3: Cross multiply
    254,693.92x = 382,053.95 × 65,155.92
  4. Step 4: Simplify right side
    254,693.92x = 24,893,076,601.88
  5. Step 5: Solve for x
    x = 24,893,076,601.88/254,693.92
  6. Step 6: Final answer
    x = 97,737.22

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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.