Home / 97,314.32-145,979.16-30,759.52

Finding the Fourth Proportional to 97,314.32, 145,979.16 and 30,759.52

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Solution

The fourth proportional to 97,314.32, 145,979.16 and 30,759.52 is: 46,141.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,314.32 : 145,979.16 = 30,759.52 : x
  2. Step 2: Convert to fraction form
    97,314.32/145,979.16 = 30,759.52/x
  3. Step 3: Cross multiply
    97,314.32x = 145,979.16 × 30,759.52
  4. Step 4: Simplify right side
    97,314.32x = 4,490,248,891.60
  5. Step 5: Solve for x
    x = 4,490,248,891.60/97,314.32
  6. Step 6: Final answer
    x = 46,141.71

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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.