Home / 112,939.26-169,502.04-56,795.34

Finding the Fourth Proportional to 112,939.26, 169,502.04 and 56,795.34

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Solution

The fourth proportional to 112,939.26, 169,502.04 and 56,795.34 is: 85,239.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,939.26 : 169,502.04 = 56,795.34 : x
  2. Step 2: Convert to fraction form
    112,939.26/169,502.04 = 56,795.34/x
  3. Step 3: Cross multiply
    112,939.26x = 169,502.04 × 56,795.34
  4. Step 4: Simplify right side
    112,939.26x = 9,626,925,992.49
  5. Step 5: Solve for x
    x = 9,626,925,992.49/112,939.26
  6. Step 6: Final answer
    x = 85,239.85

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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.