Home / 149,022.90-223,534.35-89,828.10

Finding the Fourth Proportional to 149,022.90, 223,534.35 and 89,828.10

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Solution

The fourth proportional to 149,022.90, 223,534.35 and 89,828.10 is: 134,742.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,022.90 : 223,534.35 = 89,828.10 : x
  2. Step 2: Convert to fraction form
    149,022.90/223,534.35 = 89,828.10/x
  3. Step 3: Cross multiply
    149,022.90x = 223,534.35 × 89,828.10
  4. Step 4: Simplify right side
    149,022.90x = 20,079,665,945.24
  5. Step 5: Solve for x
    x = 20,079,665,945.24/149,022.90
  6. Step 6: Final answer
    x = 134,742.15

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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.