Home / 109,244.40-163,906.08-38,177.52

Finding the Fourth Proportional to 109,244.40, 163,906.08 and 38,177.52

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Solution

The fourth proportional to 109,244.40, 163,906.08 and 38,177.52 is: 57,280.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,244.40 : 163,906.08 = 38,177.52 : x
  2. Step 2: Convert to fraction form
    109,244.40/163,906.08 = 38,177.52/x
  3. Step 3: Cross multiply
    109,244.40x = 163,906.08 × 38,177.52
  4. Step 4: Simplify right side
    109,244.40x = 6,257,527,647.32
  5. Step 5: Solve for x
    x = 6,257,527,647.32/109,244.40
  6. Step 6: Final answer
    x = 57,280.08

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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.