Home / 152,836.80-229,278.24-47,664

Finding the Fourth Proportional to 152,836.80, 229,278.24 and 47,664

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Solution

The fourth proportional to 152,836.80, 229,278.24 and 47,664 is: 71,503.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,836.80 : 229,278.24 = 47,664 : x
  2. Step 2: Convert to fraction form
    152,836.80/229,278.24 = 47,664/x
  3. Step 3: Cross multiply
    152,836.80x = 229,278.24 × 47,664
  4. Step 4: Simplify right side
    152,836.80x = 10,928,318,031.36
  5. Step 5: Solve for x
    x = 10,928,318,031.36/152,836.80
  6. Step 6: Final answer
    x = 71,503.19

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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.