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Finding the Fourth Proportional to 162,080.29, 223,671.07 and 90,460.29

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Solution

The fourth proportional to 162,080.29, 223,671.07 and 90,460.29 is: 124,835.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,080.29 : 223,671.07 = 90,460.29 : x
  2. Step 2: Convert to fraction form
    162,080.29/223,671.07 = 90,460.29/x
  3. Step 3: Cross multiply
    162,080.29x = 223,671.07 × 90,460.29
  4. Step 4: Simplify right side
    162,080.29x = 20,233,350,808.65
  5. Step 5: Solve for x
    x = 20,233,350,808.65/162,080.29
  6. Step 6: Final answer
    x = 124,835.36

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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.