Home / 131,515.67-197,302.74-61,356.71

Finding the Fourth Proportional to 131,515.67, 197,302.74 and 61,356.71

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Solution

The fourth proportional to 131,515.67, 197,302.74 and 61,356.71 is: 92,048.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,515.67 : 197,302.74 = 61,356.71 : x
  2. Step 2: Convert to fraction form
    131,515.67/197,302.74 = 61,356.71/x
  3. Step 3: Cross multiply
    131,515.67x = 197,302.74 × 61,356.71
  4. Step 4: Simplify right side
    131,515.67x = 12,105,847,493.64
  5. Step 5: Solve for x
    x = 12,105,847,493.64/131,515.67
  6. Step 6: Final answer
    x = 92,048.71

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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.