Home / 97,119.05-134,100.29-75,958.61

Finding the Fourth Proportional to 97,119.05, 134,100.29 and 75,958.61

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Solution

The fourth proportional to 97,119.05, 134,100.29 and 75,958.61 is: 104,882.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,119.05 : 134,100.29 = 75,958.61 : x
  2. Step 2: Convert to fraction form
    97,119.05/134,100.29 = 75,958.61/x
  3. Step 3: Cross multiply
    97,119.05x = 134,100.29 × 75,958.61
  4. Step 4: Simplify right side
    97,119.05x = 10,186,071,148.39
  5. Step 5: Solve for x
    x = 10,186,071,148.39/97,119.05
  6. Step 6: Final answer
    x = 104,882.32

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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.