Home / 102,141.19-153,282.25-35,581.87

Finding the Fourth Proportional to 102,141.19, 153,282.25 and 35,581.87

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Solution

The fourth proportional to 102,141.19, 153,282.25 and 35,581.87 is: 53,397.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,141.19 : 153,282.25 = 35,581.87 : x
  2. Step 2: Convert to fraction form
    102,141.19/153,282.25 = 35,581.87/x
  3. Step 3: Cross multiply
    102,141.19x = 153,282.25 × 35,581.87
  4. Step 4: Simplify right side
    102,141.19x = 5,454,068,326.40
  5. Step 5: Solve for x
    x = 5,454,068,326.40/102,141.19
  6. Step 6: Final answer
    x = 53,397.35

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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.