Home / 237,718.85-356,589.27-87,931.22

Finding the Fourth Proportional to 237,718.85, 356,589.27 and 87,931.22

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Solution

The fourth proportional to 237,718.85, 356,589.27 and 87,931.22 is: 131,900.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,718.85 : 356,589.27 = 87,931.22 : x
  2. Step 2: Convert to fraction form
    237,718.85/356,589.27 = 87,931.22/x
  3. Step 3: Cross multiply
    237,718.85x = 356,589.27 × 87,931.22
  4. Step 4: Simplify right side
    237,718.85x = 31,355,327,767.06
  5. Step 5: Solve for x
    x = 31,355,327,767.06/237,718.85
  6. Step 6: Final answer
    x = 131,900.89

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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.