Home / 195,335.08-292,699.50-135,480.40

Finding the Fourth Proportional to 195,335.08, 292,699.50 and 135,480.40

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Solution

The fourth proportional to 195,335.08, 292,699.50 and 135,480.40 is: 203,010.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,335.08 : 292,699.50 = 135,480.40 : x
  2. Step 2: Convert to fraction form
    195,335.08/292,699.50 = 135,480.40/x
  3. Step 3: Cross multiply
    195,335.08x = 292,699.50 × 135,480.40
  4. Step 4: Simplify right side
    195,335.08x = 39,655,045,339.80
  5. Step 5: Solve for x
    x = 39,655,045,339.80/195,335.08
  6. Step 6: Final answer
    x = 203,010.36

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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.