Home / 79,965.30-110,356.65-44,155.20

Finding the Fourth Proportional to 79,965.30, 110,356.65 and 44,155.20

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Solution

The fourth proportional to 79,965.30, 110,356.65 and 44,155.20 is: 60,936.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,965.30 : 110,356.65 = 44,155.20 : x
  2. Step 2: Convert to fraction form
    79,965.30/110,356.65 = 44,155.20/x
  3. Step 3: Cross multiply
    79,965.30x = 110,356.65 × 44,155.20
  4. Step 4: Simplify right side
    79,965.30x = 4,872,819,952.08
  5. Step 5: Solve for x
    x = 4,872,819,952.08/79,965.30
  6. Step 6: Final answer
    x = 60,936.68

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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.