Home / 78,814.72-108,764.48-44,822.34

Finding the Fourth Proportional to 78,814.72, 108,764.48 and 44,822.34

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Solution

The fourth proportional to 78,814.72, 108,764.48 and 44,822.34 is: 61,854.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,814.72 : 108,764.48 = 44,822.34 : x
  2. Step 2: Convert to fraction form
    78,814.72/108,764.48 = 44,822.34/x
  3. Step 3: Cross multiply
    78,814.72x = 108,764.48 × 44,822.34
  4. Step 4: Simplify right side
    78,814.72x = 4,875,078,502.48
  5. Step 5: Solve for x
    x = 4,875,078,502.48/78,814.72
  6. Step 6: Final answer
    x = 61,854.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.