Home / 92,406.02-138,623.97-36,215.65

Finding the Fourth Proportional to 92,406.02, 138,623.97 and 36,215.65

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Solution

The fourth proportional to 92,406.02, 138,623.97 and 36,215.65 is: 54,329.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,406.02 : 138,623.97 = 36,215.65 : x
  2. Step 2: Convert to fraction form
    92,406.02/138,623.97 = 36,215.65/x
  3. Step 3: Cross multiply
    92,406.02x = 138,623.97 × 36,215.65
  4. Step 4: Simplify right side
    92,406.02x = 5,020,357,488.22
  5. Step 5: Solve for x
    x = 5,020,357,488.22/92,406.02
  6. Step 6: Final answer
    x = 54,329.34

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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.