Home / 149,172.74-223,759.72-60,427.92

Finding the Fourth Proportional to 149,172.74, 223,759.72 and 60,427.92

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Solution

The fourth proportional to 149,172.74, 223,759.72 and 60,427.92 is: 90,642.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,172.74 : 223,759.72 = 60,427.92 : x
  2. Step 2: Convert to fraction form
    149,172.74/223,759.72 = 60,427.92/x
  3. Step 3: Cross multiply
    149,172.74x = 223,759.72 × 60,427.92
  4. Step 4: Simplify right side
    149,172.74x = 13,521,335,034.11
  5. Step 5: Solve for x
    x = 13,521,335,034.11/149,172.74
  6. Step 6: Final answer
    x = 90,642.13

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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.