Home / 127,265.09-175,604.75-73,555.10

Finding the Fourth Proportional to 127,265.09, 175,604.75 and 73,555.10

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Solution

The fourth proportional to 127,265.09, 175,604.75 and 73,555.10 is: 101,493.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,265.09 : 175,604.75 = 73,555.10 : x
  2. Step 2: Convert to fraction form
    127,265.09/175,604.75 = 73,555.10/x
  3. Step 3: Cross multiply
    127,265.09x = 175,604.75 × 73,555.10
  4. Step 4: Simplify right side
    127,265.09x = 12,916,625,017.96
  5. Step 5: Solve for x
    x = 12,916,625,017.96/127,265.09
  6. Step 6: Final answer
    x = 101,493.86

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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.