Home / 331,359.12-497,116.56-94,695.64

Finding the Fourth Proportional to 331,359.12, 497,116.56 and 94,695.64

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Solution

The fourth proportional to 331,359.12, 497,116.56 and 94,695.64 is: 142,065.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,359.12 : 497,116.56 = 94,695.64 : x
  2. Step 2: Convert to fraction form
    331,359.12/497,116.56 = 94,695.64/x
  3. Step 3: Cross multiply
    331,359.12x = 497,116.56 × 94,695.64
  4. Step 4: Simplify right side
    331,359.12x = 47,074,770,803.80
  5. Step 5: Solve for x
    x = 47,074,770,803.80/331,359.12
  6. Step 6: Final answer
    x = 142,065.72

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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.