Home / 102,159.38-153,258.51-32,019.86

Finding the Fourth Proportional to 102,159.38, 153,258.51 and 32,019.86

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Solution

The fourth proportional to 102,159.38, 153,258.51 and 32,019.86 is: 48,035.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,159.38 : 153,258.51 = 32,019.86 : x
  2. Step 2: Convert to fraction form
    102,159.38/153,258.51 = 32,019.86/x
  3. Step 3: Cross multiply
    102,159.38x = 153,258.51 × 32,019.86
  4. Step 4: Simplify right side
    102,159.38x = 4,907,316,034.01
  5. Step 5: Solve for x
    x = 4,907,316,034.01/102,159.38
  6. Step 6: Final answer
    x = 48,035.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.