Home / 97,896.02-135,161.51-75,194.42

Finding the Fourth Proportional to 97,896.02, 135,161.51 and 75,194.42

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Solution

The fourth proportional to 97,896.02, 135,161.51 and 75,194.42 is: 103,818.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,896.02 : 135,161.51 = 75,194.42 : x
  2. Step 2: Convert to fraction form
    97,896.02/135,161.51 = 75,194.42/x
  3. Step 3: Cross multiply
    97,896.02x = 135,161.51 × 75,194.42
  4. Step 4: Simplify right side
    97,896.02x = 10,163,391,350.77
  5. Step 5: Solve for x
    x = 10,163,391,350.77/97,896.02
  6. Step 6: Final answer
    x = 103,818.23

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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.