Home / 135,872.44-204,038.16-88,567.72

Finding the Fourth Proportional to 135,872.44, 204,038.16 and 88,567.72

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Solution

The fourth proportional to 135,872.44, 204,038.16 and 88,567.72 is: 133,001.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,872.44 : 204,038.16 = 88,567.72 : x
  2. Step 2: Convert to fraction form
    135,872.44/204,038.16 = 88,567.72/x
  3. Step 3: Cross multiply
    135,872.44x = 204,038.16 × 88,567.72
  4. Step 4: Simplify right side
    135,872.44x = 18,071,194,624.20
  5. Step 5: Solve for x
    x = 18,071,194,624.20/135,872.44
  6. Step 6: Final answer
    x = 133,001.18

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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.