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Finding the Fourth Proportional to 67,254.64, 92,807.84 and 38,572.82

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Solution

The fourth proportional to 67,254.64, 92,807.84 and 38,572.82 is: 53,228.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,254.64 : 92,807.84 = 38,572.82 : x
  2. Step 2: Convert to fraction form
    67,254.64/92,807.84 = 38,572.82/x
  3. Step 3: Cross multiply
    67,254.64x = 92,807.84 × 38,572.82
  4. Step 4: Simplify right side
    67,254.64x = 3,579,860,609.38
  5. Step 5: Solve for x
    x = 3,579,860,609.38/67,254.64
  6. Step 6: Final answer
    x = 53,228.46

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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.