Home / 162,127.24-223,726.28-90,511.80

Finding the Fourth Proportional to 162,127.24, 223,726.28 and 90,511.80

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Solution

The fourth proportional to 162,127.24, 223,726.28 and 90,511.80 is: 124,901.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,127.24 : 223,726.28 = 90,511.80 : x
  2. Step 2: Convert to fraction form
    162,127.24/223,726.28 = 90,511.80/x
  3. Step 3: Cross multiply
    162,127.24x = 223,726.28 × 90,511.80
  4. Step 4: Simplify right side
    162,127.24x = 20,249,868,310.10
  5. Step 5: Solve for x
    x = 20,249,868,310.10/162,127.24
  6. Step 6: Final answer
    x = 124,901.09

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1.5x scale

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.