Home / 92,443.08-138,653.91-25,888.53

Finding the Fourth Proportional to 92,443.08, 138,653.91 and 25,888.53

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Solution

The fourth proportional to 92,443.08, 138,653.91 and 25,888.53 is: 38,829.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,443.08 : 138,653.91 = 25,888.53 : x
  2. Step 2: Convert to fraction form
    92,443.08/138,653.91 = 25,888.53/x
  3. Step 3: Cross multiply
    92,443.08x = 138,653.91 × 25,888.53
  4. Step 4: Simplify right side
    92,443.08x = 3,589,545,908.65
  5. Step 5: Solve for x
    x = 3,589,545,908.65/92,443.08
  6. Step 6: Final answer
    x = 38,829.80

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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.