Home / 127,852.88-176,436.97-71,264.25

Finding the Fourth Proportional to 127,852.88, 176,436.97 and 71,264.25

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Solution

The fourth proportional to 127,852.88, 176,436.97 and 71,264.25 is: 98,344.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,852.88 : 176,436.97 = 71,264.25 : x
  2. Step 2: Convert to fraction form
    127,852.88/176,436.97 = 71,264.25/x
  3. Step 3: Cross multiply
    127,852.88x = 176,436.97 × 71,264.25
  4. Step 4: Simplify right side
    127,852.88x = 12,573,648,161.16
  5. Step 5: Solve for x
    x = 12,573,648,161.16/127,852.88
  6. Step 6: Final answer
    x = 98,344.67

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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.