Home / 162,267.56-223,909.14-90,661.13

Finding the Fourth Proportional to 162,267.56, 223,909.14 and 90,661.13

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Solution

The fourth proportional to 162,267.56, 223,909.14 and 90,661.13 is: 125,101.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,267.56 : 223,909.14 = 90,661.13 : x
  2. Step 2: Convert to fraction form
    162,267.56/223,909.14 = 90,661.13/x
  3. Step 3: Cross multiply
    162,267.56x = 223,909.14 × 90,661.13
  4. Step 4: Simplify right side
    162,267.56x = 20,299,855,649.73
  5. Step 5: Solve for x
    x = 20,299,855,649.73/162,267.56
  6. Step 6: Final answer
    x = 125,101.13

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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.