Home / 112,849.80-169,348.10-48,870.43

Finding the Fourth Proportional to 112,849.80, 169,348.10 and 48,870.43

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Solution

The fourth proportional to 112,849.80, 169,348.10 and 48,870.43 is: 73,337.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,849.80 : 169,348.10 = 48,870.43 : x
  2. Step 2: Convert to fraction form
    112,849.80/169,348.10 = 48,870.43/x
  3. Step 3: Cross multiply
    112,849.80x = 169,348.10 × 48,870.43
  4. Step 4: Simplify right side
    112,849.80x = 8,276,114,466.68
  5. Step 5: Solve for x
    x = 8,276,114,466.68/112,849.80
  6. Step 6: Final answer
    x = 73,337.43

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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.