Home / 237,738.74-356,630.18-85,973.81

Finding the Fourth Proportional to 237,738.74, 356,630.18 and 85,973.81

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Solution

The fourth proportional to 237,738.74, 356,630.18 and 85,973.81 is: 128,968.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,738.74 : 356,630.18 = 85,973.81 : x
  2. Step 2: Convert to fraction form
    237,738.74/356,630.18 = 85,973.81/x
  3. Step 3: Cross multiply
    237,738.74x = 356,630.18 × 85,973.81
  4. Step 4: Simplify right side
    237,738.74x = 30,660,853,122.57
  5. Step 5: Solve for x
    x = 30,660,853,122.57/237,738.74
  6. Step 6: Final answer
    x = 128,968.69

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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.