Home / 127,014.22-175,276.74-69,654.34

Finding the Fourth Proportional to 127,014.22, 175,276.74 and 69,654.34

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Solution

The fourth proportional to 127,014.22, 175,276.74 and 69,654.34 is: 96,121.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,014.22 : 175,276.74 = 69,654.34 : x
  2. Step 2: Convert to fraction form
    127,014.22/175,276.74 = 69,654.34/x
  3. Step 3: Cross multiply
    127,014.22x = 175,276.74 × 69,654.34
  4. Step 4: Simplify right side
    127,014.22x = 12,208,785,642.05
  5. Step 5: Solve for x
    x = 12,208,785,642.05/127,014.22
  6. Step 6: Final answer
    x = 96,121.41

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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.