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Finding the Fourth Proportional to 45,159.66, 67,714.80 and 35,859.42

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Solution

The fourth proportional to 45,159.66, 67,714.80 and 35,859.42 is: 53,769.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,159.66 : 67,714.80 = 35,859.42 : x
  2. Step 2: Convert to fraction form
    45,159.66/67,714.80 = 35,859.42/x
  3. Step 3: Cross multiply
    45,159.66x = 67,714.80 × 35,859.42
  4. Step 4: Simplify right side
    45,159.66x = 2,428,213,453.42
  5. Step 5: Solve for x
    x = 2,428,213,453.42/45,159.66
  6. Step 6: Final answer
    x = 53,769.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.