Home / 82,110.80-113,312.84-44,385.05

Finding the Fourth Proportional to 82,110.80, 113,312.84 and 44,385.05

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Solution

The fourth proportional to 82,110.80, 113,312.84 and 44,385.05 is: 61,251.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,110.80 : 113,312.84 = 44,385.05 : x
  2. Step 2: Convert to fraction form
    82,110.80/113,312.84 = 44,385.05/x
  3. Step 3: Cross multiply
    82,110.80x = 113,312.84 × 44,385.05
  4. Step 4: Simplify right side
    82,110.80x = 5,029,395,280.55
  5. Step 5: Solve for x
    x = 5,029,395,280.55/82,110.80
  6. Step 6: Final answer
    x = 61,251.33

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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.