Home / 102,538.33-153,806.53-32,417.65

Finding the Fourth Proportional to 102,538.33, 153,806.53 and 32,417.65

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Solution

The fourth proportional to 102,538.33, 153,806.53 and 32,417.65 is: 48,626.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,538.33 : 153,806.53 = 32,417.65 : x
  2. Step 2: Convert to fraction form
    102,538.33/153,806.53 = 32,417.65/x
  3. Step 3: Cross multiply
    102,538.33x = 153,806.53 × 32,417.65
  4. Step 4: Simplify right side
    102,538.33x = 4,986,046,257.25
  5. Step 5: Solve for x
    x = 4,986,046,257.25/102,538.33
  6. Step 6: Final answer
    x = 48,626.17

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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.