Home / 133,159.04-199,767.36-39,672.32

Finding the Fourth Proportional to 133,159.04, 199,767.36 and 39,672.32

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Solution

The fourth proportional to 133,159.04, 199,767.36 and 39,672.32 is: 59,517.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,159.04 : 199,767.36 = 39,672.32 : x
  2. Step 2: Convert to fraction form
    133,159.04/199,767.36 = 39,672.32/x
  3. Step 3: Cross multiply
    133,159.04x = 199,767.36 × 39,672.32
  4. Step 4: Simplify right side
    133,159.04x = 7,925,234,631.48
  5. Step 5: Solve for x
    x = 7,925,234,631.48/133,159.04
  6. Step 6: Final answer
    x = 59,517.06

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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.