Home / 185,559.02-255,902.37-156,938.69

Finding the Fourth Proportional to 185,559.02, 255,902.37 and 156,938.69

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Solution

The fourth proportional to 185,559.02, 255,902.37 and 156,938.69 is: 216,432.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,559.02 : 255,902.37 = 156,938.69 : x
  2. Step 2: Convert to fraction form
    185,559.02/255,902.37 = 156,938.69/x
  3. Step 3: Cross multiply
    185,559.02x = 255,902.37 × 156,938.69
  4. Step 4: Simplify right side
    185,559.02x = 40,160,981,436.18
  5. Step 5: Solve for x
    x = 40,160,981,436.18/185,559.02
  6. Step 6: Final answer
    x = 216,432.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.