Home / 136,773.43-205,158.02-70,175.13

Finding the Fourth Proportional to 136,773.43, 205,158.02 and 70,175.13

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Solution

The fourth proportional to 136,773.43, 205,158.02 and 70,175.13 is: 105,261.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,773.43 : 205,158.02 = 70,175.13 : x
  2. Step 2: Convert to fraction form
    136,773.43/205,158.02 = 70,175.13/x
  3. Step 3: Cross multiply
    136,773.43x = 205,158.02 × 70,175.13
  4. Step 4: Simplify right side
    136,773.43x = 14,396,990,123.43
  5. Step 5: Solve for x
    x = 14,396,990,123.43/136,773.43
  6. Step 6: Final answer
    x = 105,261.60

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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.