Home / 215,960.98-323,678.77-152,799.32

Finding the Fourth Proportional to 215,960.98, 323,678.77 and 152,799.32

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Solution

The fourth proportional to 215,960.98, 323,678.77 and 152,799.32 is: 229,013.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,960.98 : 323,678.77 = 152,799.32 : x
  2. Step 2: Convert to fraction form
    215,960.98/323,678.77 = 152,799.32/x
  3. Step 3: Cross multiply
    215,960.98x = 323,678.77 × 152,799.32
  4. Step 4: Simplify right side
    215,960.98x = 49,457,894,527.04
  5. Step 5: Solve for x
    x = 49,457,894,527.04/215,960.98
  6. Step 6: Final answer
    x = 229,013.10

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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.