Home / 75,046.92-112,445.40-52,813.62

Finding the Fourth Proportional to 75,046.92, 112,445.40 and 52,813.62

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Solution

The fourth proportional to 75,046.92, 112,445.40 and 52,813.62 is: 79,132.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,046.92 : 112,445.40 = 52,813.62 : x
  2. Step 2: Convert to fraction form
    75,046.92/112,445.40 = 52,813.62/x
  3. Step 3: Cross multiply
    75,046.92x = 112,445.40 × 52,813.62
  4. Step 4: Simplify right side
    75,046.92x = 5,938,648,626.35
  5. Step 5: Solve for x
    x = 5,938,648,626.35/75,046.92
  6. Step 6: Final answer
    x = 79,132.48

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1.5x scale

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.