Home / 152,694.40-229,063.20-47,502.40

Finding the Fourth Proportional to 152,694.40, 229,063.20 and 47,502.40

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Solution

The fourth proportional to 152,694.40, 229,063.20 and 47,502.40 is: 71,260.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,694.40 : 229,063.20 = 47,502.40 : x
  2. Step 2: Convert to fraction form
    152,694.40/229,063.20 = 47,502.40/x
  3. Step 3: Cross multiply
    152,694.40x = 229,063.20 × 47,502.40
  4. Step 4: Simplify right side
    152,694.40x = 10,881,051,751.68
  5. Step 5: Solve for x
    x = 10,881,051,751.68/152,694.40
  6. Step 6: Final answer
    x = 71,260.32

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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.