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Finding the Fourth Proportional to 260,223.88, 359,104.28 and 147,044.20

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Solution

The fourth proportional to 260,223.88, 359,104.28 and 147,044.20 is: 202,918.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,223.88 : 359,104.28 = 147,044.20 : x
  2. Step 2: Convert to fraction form
    260,223.88/359,104.28 = 147,044.20/x
  3. Step 3: Cross multiply
    260,223.88x = 359,104.28 × 147,044.20
  4. Step 4: Simplify right side
    260,223.88x = 52,804,201,569.18
  5. Step 5: Solve for x
    x = 52,804,201,569.18/260,223.88
  6. Step 6: Final answer
    x = 202,918.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.