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Finding the Fourth Proportional to 94,690.46, 130,672.69 and 52,248.98

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Solution

The fourth proportional to 94,690.46, 130,672.69 and 52,248.98 is: 72,103.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,690.46 : 130,672.69 = 52,248.98 : x
  2. Step 2: Convert to fraction form
    94,690.46/130,672.69 = 52,248.98/x
  3. Step 3: Cross multiply
    94,690.46x = 130,672.69 × 52,248.98
  4. Step 4: Simplify right side
    94,690.46x = 6,827,514,766.36
  5. Step 5: Solve for x
    x = 6,827,514,766.36/94,690.46
  6. Step 6: Final answer
    x = 72,103.51

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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.