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Finding the Fourth Proportional to 148,959.30, 223,313.07 and 64,655.70

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Solution

The fourth proportional to 148,959.30, 223,313.07 and 64,655.70 is: 96,928.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,959.30 : 223,313.07 = 64,655.70 : x
  2. Step 2: Convert to fraction form
    148,959.30/223,313.07 = 64,655.70/x
  3. Step 3: Cross multiply
    148,959.30x = 223,313.07 × 64,655.70
  4. Step 4: Simplify right side
    148,959.30x = 14,438,462,860.00
  5. Step 5: Solve for x
    x = 14,438,462,860.00/148,959.30
  6. Step 6: Final answer
    x = 96,928.91

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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.