Home / 80,657.40-111,307.32-44,851.08

Finding the Fourth Proportional to 80,657.40, 111,307.32 and 44,851.08

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Solution

The fourth proportional to 80,657.40, 111,307.32 and 44,851.08 is: 61,894.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,657.40 : 111,307.32 = 44,851.08 : x
  2. Step 2: Convert to fraction form
    80,657.40/111,307.32 = 44,851.08/x
  3. Step 3: Cross multiply
    80,657.40x = 111,307.32 × 44,851.08
  4. Step 4: Simplify right side
    80,657.40x = 4,992,253,513.91
  5. Step 5: Solve for x
    x = 4,992,253,513.91/80,657.40
  6. Step 6: Final answer
    x = 61,894.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.