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Finding the Fourth Proportional to 58,195.74, 87,121.37 and 35,937.55

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Solution

The fourth proportional to 58,195.74, 87,121.37 and 35,937.55 is: 53,799.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,195.74 : 87,121.37 = 35,937.55 : x
  2. Step 2: Convert to fraction form
    58,195.74/87,121.37 = 35,937.55/x
  3. Step 3: Cross multiply
    58,195.74x = 87,121.37 × 35,937.55
  4. Step 4: Simplify right side
    58,195.74x = 3,130,928,154.84
  5. Step 5: Solve for x
    x = 3,130,928,154.84/58,195.74
  6. Step 6: Final answer
    x = 53,799.96

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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.