Home / 124,217.20-186,325.80-94,692.70

Finding the Fourth Proportional to 124,217.20, 186,325.80 and 94,692.70

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Solution

The fourth proportional to 124,217.20, 186,325.80 and 94,692.70 is: 142,039.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,217.20 : 186,325.80 = 94,692.70 : x
  2. Step 2: Convert to fraction form
    124,217.20/186,325.80 = 94,692.70/x
  3. Step 3: Cross multiply
    124,217.20x = 186,325.80 × 94,692.70
  4. Step 4: Simplify right side
    124,217.20x = 17,643,693,081.66
  5. Step 5: Solve for x
    x = 17,643,693,081.66/124,217.20
  6. Step 6: Final answer
    x = 142,039.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.