Home / 192,282.48-288,032.04-156,870

Finding the Fourth Proportional to 192,282.48, 288,032.04 and 156,870

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Solution

The fourth proportional to 192,282.48, 288,032.04 and 156,870 is: 234,985.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,282.48 : 288,032.04 = 156,870 : x
  2. Step 2: Convert to fraction form
    192,282.48/288,032.04 = 156,870/x
  3. Step 3: Cross multiply
    192,282.48x = 288,032.04 × 156,870
  4. Step 4: Simplify right side
    192,282.48x = 45,183,586,114.80
  5. Step 5: Solve for x
    x = 45,183,586,114.80/192,282.48
  6. Step 6: Final answer
    x = 234,985.46

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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.