Home / 162,088.32-223,694.56-90,479.10

Finding the Fourth Proportional to 162,088.32, 223,694.56 and 90,479.10

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Solution

The fourth proportional to 162,088.32, 223,694.56 and 90,479.10 is: 124,868.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,088.32 : 223,694.56 = 90,479.10 : x
  2. Step 2: Convert to fraction form
    162,088.32/223,694.56 = 90,479.10/x
  3. Step 3: Cross multiply
    162,088.32x = 223,694.56 × 90,479.10
  4. Step 4: Simplify right side
    162,088.32x = 20,239,682,463.70
  5. Step 5: Solve for x
    x = 20,239,682,463.70/162,088.32
  6. Step 6: Final answer
    x = 124,868.24

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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.