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Finding the Fourth Proportional to 97,009.92, 145,514.70 and 26,889.30

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Solution

The fourth proportional to 97,009.92, 145,514.70 and 26,889.30 is: 40,333.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,009.92 : 145,514.70 = 26,889.30 : x
  2. Step 2: Convert to fraction form
    97,009.92/145,514.70 = 26,889.30/x
  3. Step 3: Cross multiply
    97,009.92x = 145,514.70 × 26,889.30
  4. Step 4: Simplify right side
    97,009.92x = 3,912,788,422.71
  5. Step 5: Solve for x
    x = 3,912,788,422.71/97,009.92
  6. Step 6: Final answer
    x = 40,333.90

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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.