Home / 132,972.48-199,224.96-118,509.12

Finding the Fourth Proportional to 132,972.48, 199,224.96 and 118,509.12

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Solution

The fourth proportional to 132,972.48, 199,224.96 and 118,509.12 is: 177,555.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,972.48 : 199,224.96 = 118,509.12 : x
  2. Step 2: Convert to fraction form
    132,972.48/199,224.96 = 118,509.12/x
  3. Step 3: Cross multiply
    132,972.48x = 199,224.96 × 118,509.12
  4. Step 4: Simplify right side
    132,972.48x = 23,609,974,691.64
  5. Step 5: Solve for x
    x = 23,609,974,691.64/132,972.48
  6. Step 6: Final answer
    x = 177,555.35

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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.