Home / 127,057.67-175,335.13-70,474.31

Finding the Fourth Proportional to 127,057.67, 175,335.13 and 70,474.31

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Solution

The fourth proportional to 127,057.67, 175,335.13 and 70,474.31 is: 97,252.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,057.67 : 175,335.13 = 70,474.31 : x
  2. Step 2: Convert to fraction form
    127,057.67/175,335.13 = 70,474.31/x
  3. Step 3: Cross multiply
    127,057.67x = 175,335.13 × 70,474.31
  4. Step 4: Simplify right side
    127,057.67x = 12,356,622,305.51
  5. Step 5: Solve for x
    x = 12,356,622,305.51/127,057.67
  6. Step 6: Final answer
    x = 97,252.08

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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.