Home / 170,062.18-235,009.48-127,546.90

Finding the Fourth Proportional to 170,062.18, 235,009.48 and 127,546.90

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Solution

The fourth proportional to 170,062.18, 235,009.48 and 127,546.90 is: 176,257.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,062.18 : 235,009.48 = 127,546.90 : x
  2. Step 2: Convert to fraction form
    170,062.18/235,009.48 = 127,546.90/x
  3. Step 3: Cross multiply
    170,062.18x = 235,009.48 × 127,546.90
  4. Step 4: Simplify right side
    170,062.18x = 29,974,730,644.61
  5. Step 5: Solve for x
    x = 29,974,730,644.61/170,062.18
  6. Step 6: Final answer
    x = 176,257.48

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1.5x scale

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.