Home / 144,131.22-216,174.64-48,070.12

Finding the Fourth Proportional to 144,131.22, 216,174.64 and 48,070.12

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Solution

The fourth proportional to 144,131.22, 216,174.64 and 48,070.12 is: 72,097.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,131.22 : 216,174.64 = 48,070.12 : x
  2. Step 2: Convert to fraction form
    144,131.22/216,174.64 = 48,070.12/x
  3. Step 3: Cross multiply
    144,131.22x = 216,174.64 × 48,070.12
  4. Step 4: Simplify right side
    144,131.22x = 10,391,540,885.76
  5. Step 5: Solve for x
    x = 10,391,540,885.76/144,131.22
  6. Step 6: Final answer
    x = 72,097.78

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1.5x scale

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.