Home / 44,219.80-66,329.70-42,178.60

Finding the Fourth Proportional to 44,219.80, 66,329.70 and 42,178.60

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Solution

The fourth proportional to 44,219.80, 66,329.70 and 42,178.60 is: 63,267.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,219.80 : 66,329.70 = 42,178.60 : x
  2. Step 2: Convert to fraction form
    44,219.80/66,329.70 = 42,178.60/x
  3. Step 3: Cross multiply
    44,219.80x = 66,329.70 × 42,178.60
  4. Step 4: Simplify right side
    44,219.80x = 2,797,693,884.42
  5. Step 5: Solve for x
    x = 2,797,693,884.42/44,219.80
  6. Step 6: Final answer
    x = 63,267.90

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1.5x scale

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.