Home / 101,346.32-152,022.57-34,785.48

Finding the Fourth Proportional to 101,346.32, 152,022.57 and 34,785.48

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Solution

The fourth proportional to 101,346.32, 152,022.57 and 34,785.48 is: 52,179.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,346.32 : 152,022.57 = 34,785.48 : x
  2. Step 2: Convert to fraction form
    101,346.32/152,022.57 = 34,785.48/x
  3. Step 3: Cross multiply
    101,346.32x = 152,022.57 × 34,785.48
  4. Step 4: Simplify right side
    101,346.32x = 5,288,178,068.28
  5. Step 5: Solve for x
    x = 5,288,178,068.28/101,346.32
  6. Step 6: Final answer
    x = 52,179.28

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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.