Home / 56,994.18-78,651.54-31,502.26

Finding the Fourth Proportional to 56,994.18, 78,651.54 and 31,502.26

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Solution

The fourth proportional to 56,994.18, 78,651.54 and 31,502.26 is: 43,472.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,994.18 : 78,651.54 = 31,502.26 : x
  2. Step 2: Convert to fraction form
    56,994.18/78,651.54 = 31,502.26/x
  3. Step 3: Cross multiply
    56,994.18x = 78,651.54 × 31,502.26
  4. Step 4: Simplify right side
    56,994.18x = 2,477,701,262.48
  5. Step 5: Solve for x
    x = 2,477,701,262.48/56,994.18
  6. Step 6: Final answer
    x = 43,472.88

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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.