Home / 127,598.22-175,701.15-120,117.06

Finding the Fourth Proportional to 127,598.22, 175,701.15 and 120,117.06

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Solution

The fourth proportional to 127,598.22, 175,701.15 and 120,117.06 is: 165,399.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,598.22 : 175,701.15 = 120,117.06 : x
  2. Step 2: Convert to fraction form
    127,598.22/175,701.15 = 120,117.06/x
  3. Step 3: Cross multiply
    127,598.22x = 175,701.15 × 120,117.06
  4. Step 4: Simplify right side
    127,598.22x = 21,104,705,576.62
  5. Step 5: Solve for x
    x = 21,104,705,576.62/127,598.22
  6. Step 6: Final answer
    x = 165,399.69

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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.