Home / 148,002.60-221,874.30-88,775.40

Finding the Fourth Proportional to 148,002.60, 221,874.30 and 88,775.40

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Solution

The fourth proportional to 148,002.60, 221,874.30 and 88,775.40 is: 133,085.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,002.60 : 221,874.30 = 88,775.40 : x
  2. Step 2: Convert to fraction form
    148,002.60/221,874.30 = 88,775.40/x
  3. Step 3: Cross multiply
    148,002.60x = 221,874.30 × 88,775.40
  4. Step 4: Simplify right side
    148,002.60x = 19,696,979,732.22
  5. Step 5: Solve for x
    x = 19,696,979,732.22/148,002.60
  6. Step 6: Final answer
    x = 133,085.36

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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.