Home / 127,656.46-176,170.27-73,217.98

Finding the Fourth Proportional to 127,656.46, 176,170.27 and 73,217.98

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Solution

The fourth proportional to 127,656.46, 176,170.27 and 73,217.98 is: 101,043.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,656.46 : 176,170.27 = 73,217.98 : x
  2. Step 2: Convert to fraction form
    127,656.46/176,170.27 = 73,217.98/x
  3. Step 3: Cross multiply
    127,656.46x = 176,170.27 × 73,217.98
  4. Step 4: Simplify right side
    127,656.46x = 12,898,831,305.45
  5. Step 5: Solve for x
    x = 12,898,831,305.45/127,656.46
  6. Step 6: Final answer
    x = 101,043.31

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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.