Home / 163,006.29-224,959.55-91,390.95

Finding the Fourth Proportional to 163,006.29, 224,959.55 and 91,390.95

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Solution

The fourth proportional to 163,006.29, 224,959.55 and 91,390.95 is: 126,125.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,006.29 : 224,959.55 = 91,390.95 : x
  2. Step 2: Convert to fraction form
    163,006.29/224,959.55 = 91,390.95/x
  3. Step 3: Cross multiply
    163,006.29x = 224,959.55 × 91,390.95
  4. Step 4: Simplify right side
    163,006.29x = 20,559,266,529.12
  5. Step 5: Solve for x
    x = 20,559,266,529.12/163,006.29
  6. Step 6: Final answer
    x = 126,125.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.