Home / 92,479.04-138,744.48-37,113.92

Finding the Fourth Proportional to 92,479.04, 138,744.48 and 37,113.92

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Solution

The fourth proportional to 92,479.04, 138,744.48 and 37,113.92 is: 55,681.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,479.04 : 138,744.48 = 37,113.92 : x
  2. Step 2: Convert to fraction form
    92,479.04/138,744.48 = 37,113.92/x
  3. Step 3: Cross multiply
    92,479.04x = 138,744.48 × 37,113.92
  4. Step 4: Simplify right side
    92,479.04x = 5,149,351,531.16
  5. Step 5: Solve for x
    x = 5,149,351,531.16/92,479.04
  6. Step 6: Final answer
    x = 55,681.28

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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.