Home / 149,079.42-223,619.13-102,190.14

Finding the Fourth Proportional to 149,079.42, 223,619.13 and 102,190.14

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Solution

The fourth proportional to 149,079.42, 223,619.13 and 102,190.14 is: 153,285.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,079.42 : 223,619.13 = 102,190.14 : x
  2. Step 2: Convert to fraction form
    149,079.42/223,619.13 = 102,190.14/x
  3. Step 3: Cross multiply
    149,079.42x = 223,619.13 × 102,190.14
  4. Step 4: Simplify right side
    149,079.42x = 22,851,670,201.38
  5. Step 5: Solve for x
    x = 22,851,670,201.38/149,079.42
  6. Step 6: Final answer
    x = 153,285.21

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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.