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Finding the Fourth Proportional to 127,994.74, 176,680.92 and 110,017.60

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Solution

The fourth proportional to 127,994.74, 176,680.92 and 110,017.60 is: 151,865.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,994.74 : 176,680.92 = 110,017.60 : x
  2. Step 2: Convert to fraction form
    127,994.74/176,680.92 = 110,017.60/x
  3. Step 3: Cross multiply
    127,994.74x = 176,680.92 × 110,017.60
  4. Step 4: Simplify right side
    127,994.74x = 19,438,010,784.19
  5. Step 5: Solve for x
    x = 19,438,010,784.19/127,994.74
  6. Step 6: Final answer
    x = 151,865.70

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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.