Home / 97,648.76-146,473.14-31,109.30

Finding the Fourth Proportional to 97,648.76, 146,473.14 and 31,109.30

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Solution

The fourth proportional to 97,648.76, 146,473.14 and 31,109.30 is: 46,663.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,648.76 : 146,473.14 = 31,109.30 : x
  2. Step 2: Convert to fraction form
    97,648.76/146,473.14 = 31,109.30/x
  3. Step 3: Cross multiply
    97,648.76x = 146,473.14 × 31,109.30
  4. Step 4: Simplify right side
    97,648.76x = 4,556,676,854.20
  5. Step 5: Solve for x
    x = 4,556,676,854.20/97,648.76
  6. Step 6: Final answer
    x = 46,663.95

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1.5x scale

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.