Home / 149,077.10-223,486.05-89,849.90

Finding the Fourth Proportional to 149,077.10, 223,486.05 and 89,849.90

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Solution

The fourth proportional to 149,077.10, 223,486.05 and 89,849.90 is: 134,696.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,077.10 : 223,486.05 = 89,849.90 : x
  2. Step 2: Convert to fraction form
    149,077.10/223,486.05 = 89,849.90/x
  3. Step 3: Cross multiply
    149,077.10x = 223,486.05 × 89,849.90
  4. Step 4: Simplify right side
    149,077.10x = 20,080,199,243.90
  5. Step 5: Solve for x
    x = 20,080,199,243.90/149,077.10
  6. Step 6: Final answer
    x = 134,696.74

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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.