Home / 162,095.28-223,691.76-90,475.32

Finding the Fourth Proportional to 162,095.28, 223,691.76 and 90,475.32

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Solution

The fourth proportional to 162,095.28, 223,691.76 and 90,475.32 is: 124,856.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,095.28 : 223,691.76 = 90,475.32 : x
  2. Step 2: Convert to fraction form
    162,095.28/223,691.76 = 90,475.32/x
  3. Step 3: Cross multiply
    162,095.28x = 223,691.76 × 90,475.32
  4. Step 4: Simplify right side
    162,095.28x = 20,238,583,567.36
  5. Step 5: Solve for x
    x = 20,238,583,567.36/162,095.28
  6. Step 6: Final answer
    x = 124,856.09

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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.