Home / 127,952.43-176,574.66-71,367.45

Finding the Fourth Proportional to 127,952.43, 176,574.66 and 71,367.45

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Solution

The fourth proportional to 127,952.43, 176,574.66 and 71,367.45 is: 98,487.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,952.43 : 176,574.66 = 71,367.45 : x
  2. Step 2: Convert to fraction form
    127,952.43/176,574.66 = 71,367.45/x
  3. Step 3: Cross multiply
    127,952.43x = 176,574.66 × 71,367.45
  4. Step 4: Simplify right side
    127,952.43x = 12,601,683,218.82
  5. Step 5: Solve for x
    x = 12,601,683,218.82/127,952.43
  6. Step 6: Final answer
    x = 98,487.25

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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.