Home / 149,001.60-223,454.88-49,143.18

Finding the Fourth Proportional to 149,001.60, 223,454.88 and 49,143.18

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Solution

The fourth proportional to 149,001.60, 223,454.88 and 49,143.18 is: 73,699.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,001.60 : 223,454.88 = 49,143.18 : x
  2. Step 2: Convert to fraction form
    149,001.60/223,454.88 = 49,143.18/x
  3. Step 3: Cross multiply
    149,001.60x = 223,454.88 × 49,143.18
  4. Step 4: Simplify right side
    149,001.60x = 10,981,283,389.72
  5. Step 5: Solve for x
    x = 10,981,283,389.72/149,001.60
  6. Step 6: Final answer
    x = 73,699.10

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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.