Home / 266,444.60-367,693.64-143,937.02

Finding the Fourth Proportional to 266,444.60, 367,693.64 and 143,937.02

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Solution

The fourth proportional to 266,444.60, 367,693.64 and 143,937.02 is: 198,633.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,444.60 : 367,693.64 = 143,937.02 : x
  2. Step 2: Convert to fraction form
    266,444.60/367,693.64 = 143,937.02/x
  3. Step 3: Cross multiply
    266,444.60x = 367,693.64 × 143,937.02
  4. Step 4: Simplify right side
    266,444.60x = 52,924,726,814.55
  5. Step 5: Solve for x
    x = 52,924,726,814.55/266,444.60
  6. Step 6: Final answer
    x = 198,633.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.