Home / 109,267.06-163,913.28-38,167.70

Finding the Fourth Proportional to 109,267.06, 163,913.28 and 38,167.70

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Solution

The fourth proportional to 109,267.06, 163,913.28 and 38,167.70 is: 57,255.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,267.06 : 163,913.28 = 38,167.70 : x
  2. Step 2: Convert to fraction form
    109,267.06/163,913.28 = 38,167.70/x
  3. Step 3: Cross multiply
    109,267.06x = 163,913.28 × 38,167.70
  4. Step 4: Simplify right side
    109,267.06x = 6,256,192,897.06
  5. Step 5: Solve for x
    x = 6,256,192,897.06/109,267.06
  6. Step 6: Final answer
    x = 57,255.98

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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.