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Finding the Fourth Proportional to 160,410.53, 221,415.81 and 92,472.92

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Solution

The fourth proportional to 160,410.53, 221,415.81 and 92,472.92 is: 127,641.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,410.53 : 221,415.81 = 92,472.92 : x
  2. Step 2: Convert to fraction form
    160,410.53/221,415.81 = 92,472.92/x
  3. Step 3: Cross multiply
    160,410.53x = 221,415.81 × 92,472.92
  4. Step 4: Simplify right side
    160,410.53x = 20,474,966,484.87
  5. Step 5: Solve for x
    x = 20,474,966,484.87/160,410.53
  6. Step 6: Final answer
    x = 127,641.04

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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.