Home / 47,073.20-70,866.26-40,645.04

Finding the Fourth Proportional to 47,073.20, 70,866.26 and 40,645.04

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Solution

The fourth proportional to 47,073.20, 70,866.26 and 40,645.04 is: 61,189.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,073.20 : 70,866.26 = 40,645.04 : x
  2. Step 2: Convert to fraction form
    47,073.20/70,866.26 = 40,645.04/x
  3. Step 3: Cross multiply
    47,073.20x = 70,866.26 × 40,645.04
  4. Step 4: Simplify right side
    47,073.20x = 2,880,361,972.35
  5. Step 5: Solve for x
    x = 2,880,361,972.35/47,073.20
  6. Step 6: Final answer
    x = 61,189.00

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.