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Finding the Fourth Proportional to 127,452.65, 175,886.67 and 70,094.46

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Solution

The fourth proportional to 127,452.65, 175,886.67 and 70,094.46 is: 96,731.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,452.65 : 175,886.67 = 70,094.46 : x
  2. Step 2: Convert to fraction form
    127,452.65/175,886.67 = 70,094.46/x
  3. Step 3: Cross multiply
    127,452.65x = 175,886.67 × 70,094.46
  4. Step 4: Simplify right side
    127,452.65x = 12,328,682,077.28
  5. Step 5: Solve for x
    x = 12,328,682,077.28/127,452.65
  6. Step 6: Final answer
    x = 96,731.47

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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.