Home / 97,785.15-146,694.23-30,301.65

Finding the Fourth Proportional to 97,785.15, 146,694.23 and 30,301.65

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Solution

The fourth proportional to 97,785.15, 146,694.23 and 30,301.65 is: 45,457.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,785.15 : 146,694.23 = 30,301.65 : x
  2. Step 2: Convert to fraction form
    97,785.15/146,694.23 = 30,301.65/x
  3. Step 3: Cross multiply
    97,785.15x = 146,694.23 × 30,301.65
  4. Step 4: Simplify right side
    97,785.15x = 4,445,077,062.97
  5. Step 5: Solve for x
    x = 4,445,077,062.97/97,785.15
  6. Step 6: Final answer
    x = 45,457.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.