Home / 127,116.50-174,798.69-110,320.34

Finding the Fourth Proportional to 127,116.50, 174,798.69 and 110,320.34

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Solution

The fourth proportional to 127,116.50, 174,798.69 and 110,320.34 is: 151,702.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,116.50 : 174,798.69 = 110,320.34 : x
  2. Step 2: Convert to fraction form
    127,116.50/174,798.69 = 110,320.34/x
  3. Step 3: Cross multiply
    127,116.50x = 174,798.69 × 110,320.34
  4. Step 4: Simplify right side
    127,116.50x = 19,283,850,912.35
  5. Step 5: Solve for x
    x = 19,283,850,912.35/127,116.50
  6. Step 6: Final answer
    x = 151,702.19

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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.