Home / 162,243.28-223,873.46-90,614.16

Finding the Fourth Proportional to 162,243.28, 223,873.46 and 90,614.16

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Solution

The fourth proportional to 162,243.28, 223,873.46 and 90,614.16 is: 125,035.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,243.28 : 223,873.46 = 90,614.16 : x
  2. Step 2: Convert to fraction form
    162,243.28/223,873.46 = 90,614.16/x
  3. Step 3: Cross multiply
    162,243.28x = 223,873.46 × 90,614.16
  4. Step 4: Simplify right side
    162,243.28x = 20,286,105,524.19
  5. Step 5: Solve for x
    x = 20,286,105,524.19/162,243.28
  6. Step 6: Final answer
    x = 125,035.10

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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.