Home / 175,712.86-263,468.31-54,101.89

Finding the Fourth Proportional to 175,712.86, 263,468.31 and 54,101.89

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Solution

The fourth proportional to 175,712.86, 263,468.31 and 54,101.89 is: 81,121.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,712.86 : 263,468.31 = 54,101.89 : x
  2. Step 2: Convert to fraction form
    175,712.86/263,468.31 = 54,101.89/x
  3. Step 3: Cross multiply
    175,712.86x = 263,468.31 × 54,101.89
  4. Step 4: Simplify right side
    175,712.86x = 14,254,133,526.11
  5. Step 5: Solve for x
    x = 14,254,133,526.11/175,712.86
  6. Step 6: Final answer
    x = 81,121.74

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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.