Home / 195,123.33-292,452.02-100,398.89

Finding the Fourth Proportional to 195,123.33, 292,452.02 and 100,398.89

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Solution

The fourth proportional to 195,123.33, 292,452.02 and 100,398.89 is: 150,478.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,123.33 : 292,452.02 = 100,398.89 : x
  2. Step 2: Convert to fraction form
    195,123.33/292,452.02 = 100,398.89/x
  3. Step 3: Cross multiply
    195,123.33x = 292,452.02 × 100,398.89
  4. Step 4: Simplify right side
    195,123.33x = 29,361,856,222.00
  5. Step 5: Solve for x
    x = 29,361,856,222.00/195,123.33
  6. Step 6: Final answer
    x = 150,478.45

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1.5x scale

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.