Home / 144,001.90-216,002.85-135,837.10

Finding the Fourth Proportional to 144,001.90, 216,002.85 and 135,837.10

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Solution

The fourth proportional to 144,001.90, 216,002.85 and 135,837.10 is: 203,755.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,001.90 : 216,002.85 = 135,837.10 : x
  2. Step 2: Convert to fraction form
    144,001.90/216,002.85 = 135,837.10/x
  3. Step 3: Cross multiply
    144,001.90x = 216,002.85 × 135,837.10
  4. Step 4: Simplify right side
    144,001.90x = 29,341,200,735.74
  5. Step 5: Solve for x
    x = 29,341,200,735.74/144,001.90
  6. Step 6: Final answer
    x = 203,755.65

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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.