Home / 97,114.28-134,017.56-54,686.48

Finding the Fourth Proportional to 97,114.28, 134,017.56 and 54,686.48

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Solution

The fourth proportional to 97,114.28, 134,017.56 and 54,686.48 is: 75,467.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,114.28 : 134,017.56 = 54,686.48 : x
  2. Step 2: Convert to fraction form
    97,114.28/134,017.56 = 54,686.48/x
  3. Step 3: Cross multiply
    97,114.28x = 134,017.56 × 54,686.48
  4. Step 4: Simplify right side
    97,114.28x = 7,328,948,614.59
  5. Step 5: Solve for x
    x = 7,328,948,614.59/97,114.28
  6. Step 6: Final answer
    x = 75,467.26

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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.