Home / 149,233.92-223,701.29-69,328.06

Finding the Fourth Proportional to 149,233.92, 223,701.29 and 69,328.06

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Solution

The fourth proportional to 149,233.92, 223,701.29 and 69,328.06 is: 103,922.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,233.92 : 223,701.29 = 69,328.06 : x
  2. Step 2: Convert to fraction form
    149,233.92/223,701.29 = 69,328.06/x
  3. Step 3: Cross multiply
    149,233.92x = 223,701.29 × 69,328.06
  4. Step 4: Simplify right side
    149,233.92x = 15,508,776,455.20
  5. Step 5: Solve for x
    x = 15,508,776,455.20/149,233.92
  6. Step 6: Final answer
    x = 103,922.60

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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.