Home / 175,931.29-263,896.98-42,811.66

Finding the Fourth Proportional to 175,931.29, 263,896.98 and 42,811.66

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Solution

The fourth proportional to 175,931.29, 263,896.98 and 42,811.66 is: 64,217.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,931.29 : 263,896.98 = 42,811.66 : x
  2. Step 2: Convert to fraction form
    175,931.29/263,896.98 = 42,811.66/x
  3. Step 3: Cross multiply
    175,931.29x = 263,896.98 × 42,811.66
  4. Step 4: Simplify right side
    175,931.29x = 11,297,867,782.79
  5. Step 5: Solve for x
    x = 11,297,867,782.79/175,931.29
  6. Step 6: Final answer
    x = 64,217.50

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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.