Home / 97,306.58-145,959-30,746.70

Finding the Fourth Proportional to 97,306.58, 145,959 and 30,746.70

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Solution

The fourth proportional to 97,306.58, 145,959 and 30,746.70 is: 46,119.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,306.58 : 145,959 = 30,746.70 : x
  2. Step 2: Convert to fraction form
    97,306.58/145,959 = 30,746.70/x
  3. Step 3: Cross multiply
    97,306.58x = 145,959 × 30,746.70
  4. Step 4: Simplify right side
    97,306.58x = 4,487,757,585.30
  5. Step 5: Solve for x
    x = 4,487,757,585.30/97,306.58
  6. Step 6: Final answer
    x = 46,119.78

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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.