Home / 56,674.65-78,207.88-31,522.53

Finding the Fourth Proportional to 56,674.65, 78,207.88 and 31,522.53

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Solution

The fourth proportional to 56,674.65, 78,207.88 and 31,522.53 is: 43,499.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,674.65 : 78,207.88 = 31,522.53 : x
  2. Step 2: Convert to fraction form
    56,674.65/78,207.88 = 31,522.53/x
  3. Step 3: Cross multiply
    56,674.65x = 78,207.88 × 31,522.53
  4. Step 4: Simplify right side
    56,674.65x = 2,465,310,243.54
  5. Step 5: Solve for x
    x = 2,465,310,243.54/56,674.65
  6. Step 6: Final answer
    x = 43,499.35

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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.