Home / 113,898.12-170,908.44-47,384.16

Finding the Fourth Proportional to 113,898.12, 170,908.44 and 47,384.16

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Solution

The fourth proportional to 113,898.12, 170,908.44 and 47,384.16 is: 71,101.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,898.12 : 170,908.44 = 47,384.16 : x
  2. Step 2: Convert to fraction form
    113,898.12/170,908.44 = 47,384.16/x
  3. Step 3: Cross multiply
    113,898.12x = 170,908.44 × 47,384.16
  4. Step 4: Simplify right side
    113,898.12x = 8,098,352,866.31
  5. Step 5: Solve for x
    x = 8,098,352,866.31/113,898.12
  6. Step 6: Final answer
    x = 71,101.73

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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.