Home / 146,691.84-202,343.04-89,316.48

Finding the Fourth Proportional to 146,691.84, 202,343.04 and 89,316.48

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Solution

The fourth proportional to 146,691.84, 202,343.04 and 89,316.48 is: 123,200.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,691.84 : 202,343.04 = 89,316.48 : x
  2. Step 2: Convert to fraction form
    146,691.84/202,343.04 = 89,316.48/x
  3. Step 3: Cross multiply
    146,691.84x = 202,343.04 × 89,316.48
  4. Step 4: Simplify right side
    146,691.84x = 18,072,568,085.30
  5. Step 5: Solve for x
    x = 18,072,568,085.30/146,691.84
  6. Step 6: Final answer
    x = 123,200.91

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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.