Home / 131,306.58-197,001.99-47,009.52

Finding the Fourth Proportional to 131,306.58, 197,001.99 and 47,009.52

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Solution

The fourth proportional to 131,306.58, 197,001.99 and 47,009.52 is: 70,529.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,306.58 : 197,001.99 = 47,009.52 : x
  2. Step 2: Convert to fraction form
    131,306.58/197,001.99 = 47,009.52/x
  3. Step 3: Cross multiply
    131,306.58x = 197,001.99 × 47,009.52
  4. Step 4: Simplify right side
    131,306.58x = 9,260,968,988.94
  5. Step 5: Solve for x
    x = 9,260,968,988.94/131,306.58
  6. Step 6: Final answer
    x = 70,529.36

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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.