Home / 147,880.88-221,909.16-54,452.24

Finding the Fourth Proportional to 147,880.88, 221,909.16 and 54,452.24

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Solution

The fourth proportional to 147,880.88, 221,909.16 and 54,452.24 is: 81,710.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,880.88 : 221,909.16 = 54,452.24 : x
  2. Step 2: Convert to fraction form
    147,880.88/221,909.16 = 54,452.24/x
  3. Step 3: Cross multiply
    147,880.88x = 221,909.16 × 54,452.24
  4. Step 4: Simplify right side
    147,880.88x = 12,083,450,838.52
  5. Step 5: Solve for x
    x = 12,083,450,838.52/147,880.88
  6. Step 6: Final answer
    x = 81,710.70

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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.