Home / 174,475.18-261,712.77-56,155.78

Finding the Fourth Proportional to 174,475.18, 261,712.77 and 56,155.78

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Solution

The fourth proportional to 174,475.18, 261,712.77 and 56,155.78 is: 84,233.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,475.18 : 261,712.77 = 56,155.78 : x
  2. Step 2: Convert to fraction form
    174,475.18/261,712.77 = 56,155.78/x
  3. Step 3: Cross multiply
    174,475.18x = 261,712.77 × 56,155.78
  4. Step 4: Simplify right side
    174,475.18x = 14,696,684,735.31
  5. Step 5: Solve for x
    x = 14,696,684,735.31/174,475.18
  6. Step 6: Final answer
    x = 84,233.67

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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.