Home / 174,474.18-261,711.27-56,154.78

Finding the Fourth Proportional to 174,474.18, 261,711.27 and 56,154.78

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Solution

The fourth proportional to 174,474.18, 261,711.27 and 56,154.78 is: 84,232.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,474.18 : 261,711.27 = 56,154.78 : x
  2. Step 2: Convert to fraction form
    174,474.18/261,711.27 = 56,154.78/x
  3. Step 3: Cross multiply
    174,474.18x = 261,711.27 × 56,154.78
  4. Step 4: Simplify right side
    174,474.18x = 14,696,338,790.37
  5. Step 5: Solve for x
    x = 14,696,338,790.37/174,474.18
  6. Step 6: Final answer
    x = 84,232.17

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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.