Home / 102,424.32-153,530.91-39,227.19

Finding the Fourth Proportional to 102,424.32, 153,530.91 and 39,227.19

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Solution

The fourth proportional to 102,424.32, 153,530.91 and 39,227.19 is: 58,800.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,424.32 : 153,530.91 = 39,227.19 : x
  2. Step 2: Convert to fraction form
    102,424.32/153,530.91 = 39,227.19/x
  3. Step 3: Cross multiply
    102,424.32x = 153,530.91 × 39,227.19
  4. Step 4: Simplify right side
    102,424.32x = 6,022,586,177.44
  5. Step 5: Solve for x
    x = 6,022,586,177.44/102,424.32
  6. Step 6: Final answer
    x = 58,800.35

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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.