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Finding the Fourth Proportional to 94,494.88, 130,404 and 52,053.76

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Solution

The fourth proportional to 94,494.88, 130,404 and 52,053.76 is: 71,834.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,494.88 : 130,404 = 52,053.76 : x
  2. Step 2: Convert to fraction form
    94,494.88/130,404 = 52,053.76/x
  3. Step 3: Cross multiply
    94,494.88x = 130,404 × 52,053.76
  4. Step 4: Simplify right side
    94,494.88x = 6,788,018,519.04
  5. Step 5: Solve for x
    x = 6,788,018,519.04/94,494.88
  6. Step 6: Final answer
    x = 71,834.78

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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.