Home / 80,615.25-111,248.24-44,808.39

Finding the Fourth Proportional to 80,615.25, 111,248.24 and 44,808.39

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Solution

The fourth proportional to 80,615.25, 111,248.24 and 44,808.39 is: 61,835.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,615.25 : 111,248.24 = 44,808.39 : x
  2. Step 2: Convert to fraction form
    80,615.25/111,248.24 = 44,808.39/x
  3. Step 3: Cross multiply
    80,615.25x = 111,248.24 × 44,808.39
  4. Step 4: Simplify right side
    80,615.25x = 4,984,854,300.69
  5. Step 5: Solve for x
    x = 4,984,854,300.69/80,615.25
  6. Step 6: Final answer
    x = 61,835.13

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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.