Home / 92,349.60-138,528.72-47,948.28

Finding the Fourth Proportional to 92,349.60, 138,528.72 and 47,948.28

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Solution

The fourth proportional to 92,349.60, 138,528.72 and 47,948.28 is: 71,924.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,349.60 : 138,528.72 = 47,948.28 : x
  2. Step 2: Convert to fraction form
    92,349.60/138,528.72 = 47,948.28/x
  3. Step 3: Cross multiply
    92,349.60x = 138,528.72 × 47,948.28
  4. Step 4: Simplify right side
    92,349.60x = 6,642,213,854.60
  5. Step 5: Solve for x
    x = 6,642,213,854.60/92,349.60
  6. Step 6: Final answer
    x = 71,924.66

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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.