Home / 148,935.20-223,401-43,750.40

Finding the Fourth Proportional to 148,935.20, 223,401 and 43,750.40

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Solution

The fourth proportional to 148,935.20, 223,401 and 43,750.40 is: 65,625.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,935.20 : 223,401 = 43,750.40 : x
  2. Step 2: Convert to fraction form
    148,935.20/223,401 = 43,750.40/x
  3. Step 3: Cross multiply
    148,935.20x = 223,401 × 43,750.40
  4. Step 4: Simplify right side
    148,935.20x = 9,773,883,110.40
  5. Step 5: Solve for x
    x = 9,773,883,110.40/148,935.20
  6. Step 6: Final answer
    x = 65,625.07

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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.