Home / 152,990.29-229,485.39-47,809.27

Finding the Fourth Proportional to 152,990.29, 229,485.39 and 47,809.27

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Solution

The fourth proportional to 152,990.29, 229,485.39 and 47,809.27 is: 71,713.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,990.29 : 229,485.39 = 47,809.27 : x
  2. Step 2: Convert to fraction form
    152,990.29/229,485.39 = 47,809.27/x
  3. Step 3: Cross multiply
    152,990.29x = 229,485.39 × 47,809.27
  4. Step 4: Simplify right side
    152,990.29x = 10,971,528,971.57
  5. Step 5: Solve for x
    x = 10,971,528,971.57/152,990.29
  6. Step 6: Final answer
    x = 71,713.89

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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.