Home / 131,285.81-196,949.50-47,044.10

Finding the Fourth Proportional to 131,285.81, 196,949.50 and 47,044.10

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Solution

The fourth proportional to 131,285.81, 196,949.50 and 47,044.10 is: 70,573.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,285.81 : 196,949.50 = 47,044.10 : x
  2. Step 2: Convert to fraction form
    131,285.81/196,949.50 = 47,044.10/x
  3. Step 3: Cross multiply
    131,285.81x = 196,949.50 × 47,044.10
  4. Step 4: Simplify right side
    131,285.81x = 9,265,312,347.71
  5. Step 5: Solve for x
    x = 9,265,312,347.71/131,285.81
  6. Step 6: Final answer
    x = 70,573.60

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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.