Home / 230,344.18-318,070.86-144,447.02

Finding the Fourth Proportional to 230,344.18, 318,070.86 and 144,447.02

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Solution

The fourth proportional to 230,344.18, 318,070.86 and 144,447.02 is: 199,459.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,344.18 : 318,070.86 = 144,447.02 : x
  2. Step 2: Convert to fraction form
    230,344.18/318,070.86 = 144,447.02/x
  3. Step 3: Cross multiply
    230,344.18x = 318,070.86 × 144,447.02
  4. Step 4: Simplify right side
    230,344.18x = 45,944,387,875.84
  5. Step 5: Solve for x
    x = 45,944,387,875.84/230,344.18
  6. Step 6: Final answer
    x = 199,459.73

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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.