Home / 148,972.30-223,312.65-60,107.20

Finding the Fourth Proportional to 148,972.30, 223,312.65 and 60,107.20

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Solution

The fourth proportional to 148,972.30, 223,312.65 and 60,107.20 is: 90,101.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,972.30 : 223,312.65 = 60,107.20 : x
  2. Step 2: Convert to fraction form
    148,972.30/223,312.65 = 60,107.20/x
  3. Step 3: Cross multiply
    148,972.30x = 223,312.65 × 60,107.20
  4. Step 4: Simplify right side
    148,972.30x = 13,422,698,116.08
  5. Step 5: Solve for x
    x = 13,422,698,116.08/148,972.30
  6. Step 6: Final answer
    x = 90,101.97

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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.