Home / 152,251.80-228,636.90-112,853.40

Finding the Fourth Proportional to 152,251.80, 228,636.90 and 112,853.40

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Solution

The fourth proportional to 152,251.80, 228,636.90 and 112,853.40 is: 169,472.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,251.80 : 228,636.90 = 112,853.40 : x
  2. Step 2: Convert to fraction form
    152,251.80/228,636.90 = 112,853.40/x
  3. Step 3: Cross multiply
    152,251.80x = 228,636.90 × 112,853.40
  4. Step 4: Simplify right side
    152,251.80x = 25,802,451,530.46
  5. Step 5: Solve for x
    x = 25,802,451,530.46/152,251.80
  6. Step 6: Final answer
    x = 169,472.23

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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.