Home / 66,031.35-99,076.19-26,665.35

Finding the Fourth Proportional to 66,031.35, 99,076.19 and 26,665.35

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Solution

The fourth proportional to 66,031.35, 99,076.19 and 26,665.35 is: 40,009.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,031.35 : 99,076.19 = 26,665.35 : x
  2. Step 2: Convert to fraction form
    66,031.35/99,076.19 = 26,665.35/x
  3. Step 3: Cross multiply
    66,031.35x = 99,076.19 × 26,665.35
  4. Step 4: Simplify right side
    66,031.35x = 2,641,901,149.69
  5. Step 5: Solve for x
    x = 2,641,901,149.69/66,031.35
  6. Step 6: Final answer
    x = 40,009.80

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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.