Home / 195,021.30-292,531.95-90,045.30

Finding the Fourth Proportional to 195,021.30, 292,531.95 and 90,045.30

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Solution

The fourth proportional to 195,021.30, 292,531.95 and 90,045.30 is: 135,067.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,021.30 : 292,531.95 = 90,045.30 : x
  2. Step 2: Convert to fraction form
    195,021.30/292,531.95 = 90,045.30/x
  3. Step 3: Cross multiply
    195,021.30x = 292,531.95 × 90,045.30
  4. Step 4: Simplify right side
    195,021.30x = 26,341,127,197.34
  5. Step 5: Solve for x
    x = 26,341,127,197.34/195,021.30
  6. Step 6: Final answer
    x = 135,067.95

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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.