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Finding the Fourth Proportional to 92,348.82, 127,432.17 and 56,548.98

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Solution

The fourth proportional to 92,348.82, 127,432.17 and 56,548.98 is: 78,031.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,348.82 : 127,432.17 = 56,548.98 : x
  2. Step 2: Convert to fraction form
    92,348.82/127,432.17 = 56,548.98/x
  3. Step 3: Cross multiply
    92,348.82x = 127,432.17 × 56,548.98
  4. Step 4: Simplify right side
    92,348.82x = 7,206,159,232.69
  5. Step 5: Solve for x
    x = 7,206,159,232.69/92,348.82
  6. Step 6: Final answer
    x = 78,031.96

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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.