Home / 80,547.35-111,152.27-44,739.66

Finding the Fourth Proportional to 80,547.35, 111,152.27 and 44,739.66

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Solution

The fourth proportional to 80,547.35, 111,152.27 and 44,739.66 is: 61,739.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,547.35 : 111,152.27 = 44,739.66 : x
  2. Step 2: Convert to fraction form
    80,547.35/111,152.27 = 44,739.66/x
  3. Step 3: Cross multiply
    80,547.35x = 111,152.27 × 44,739.66
  4. Step 4: Simplify right side
    80,547.35x = 4,972,914,768.03
  5. Step 5: Solve for x
    x = 4,972,914,768.03/80,547.35
  6. Step 6: Final answer
    x = 61,739.02

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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.