Home / 85,197.32-127,818.99-26,031.37

Finding the Fourth Proportional to 85,197.32, 127,818.99 and 26,031.37

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Solution

The fourth proportional to 85,197.32, 127,818.99 and 26,031.37 is: 39,054.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,197.32 : 127,818.99 = 26,031.37 : x
  2. Step 2: Convert to fraction form
    85,197.32/127,818.99 = 26,031.37/x
  3. Step 3: Cross multiply
    85,197.32x = 127,818.99 × 26,031.37
  4. Step 4: Simplify right side
    85,197.32x = 3,327,303,291.56
  5. Step 5: Solve for x
    x = 3,327,303,291.56/85,197.32
  6. Step 6: Final answer
    x = 39,054.08

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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.