Home / 141,872.10-212,808.15-116,502.90

Finding the Fourth Proportional to 141,872.10, 212,808.15 and 116,502.90

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Solution

The fourth proportional to 141,872.10, 212,808.15 and 116,502.90 is: 174,754.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,872.10 : 212,808.15 = 116,502.90 : x
  2. Step 2: Convert to fraction form
    141,872.10/212,808.15 = 116,502.90/x
  3. Step 3: Cross multiply
    141,872.10x = 212,808.15 × 116,502.90
  4. Step 4: Simplify right side
    141,872.10x = 24,792,766,618.64
  5. Step 5: Solve for x
    x = 24,792,766,618.64/141,872.10
  6. Step 6: Final answer
    x = 174,754.35

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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.