Home / 65,536.16-90,439.65-37,247.31

Finding the Fourth Proportional to 65,536.16, 90,439.65 and 37,247.31

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Solution

The fourth proportional to 65,536.16, 90,439.65 and 37,247.31 is: 51,401.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,536.16 : 90,439.65 = 37,247.31 : x
  2. Step 2: Convert to fraction form
    65,536.16/90,439.65 = 37,247.31/x
  3. Step 3: Cross multiply
    65,536.16x = 90,439.65 × 37,247.31
  4. Step 4: Simplify right side
    65,536.16x = 3,368,633,679.84
  5. Step 5: Solve for x
    x = 3,368,633,679.84/65,536.16
  6. Step 6: Final answer
    x = 51,401.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.