Home / 192,595.86-288,331.65-112,388.04

Finding the Fourth Proportional to 192,595.86, 288,331.65 and 112,388.04

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Solution

The fourth proportional to 192,595.86, 288,331.65 and 112,388.04 is: 168,254.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,595.86 : 288,331.65 = 112,388.04 : x
  2. Step 2: Convert to fraction form
    192,595.86/288,331.65 = 112,388.04/x
  3. Step 3: Cross multiply
    192,595.86x = 288,331.65 × 112,388.04
  4. Step 4: Simplify right side
    192,595.86x = 32,405,029,013.47
  5. Step 5: Solve for x
    x = 32,405,029,013.47/192,595.86
  6. Step 6: Final answer
    x = 168,254.03

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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.