Home / 147,824.85-221,734.16-47,984.91

Finding the Fourth Proportional to 147,824.85, 221,734.16 and 47,984.91

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Solution

The fourth proportional to 147,824.85, 221,734.16 and 47,984.91 is: 71,976.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,824.85 : 221,734.16 = 47,984.91 : x
  2. Step 2: Convert to fraction form
    147,824.85/221,734.16 = 47,984.91/x
  3. Step 3: Cross multiply
    147,824.85x = 221,734.16 × 47,984.91
  4. Step 4: Simplify right side
    147,824.85x = 10,639,892,820.04
  5. Step 5: Solve for x
    x = 10,639,892,820.04/147,824.85
  6. Step 6: Final answer
    x = 71,976.35

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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.