Home / 56,266.65-77,644.85-30,767.94

Finding the Fourth Proportional to 56,266.65, 77,644.85 and 30,767.94

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Solution

The fourth proportional to 56,266.65, 77,644.85 and 30,767.94 is: 42,458.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,266.65 : 77,644.85 = 30,767.94 : x
  2. Step 2: Convert to fraction form
    56,266.65/77,644.85 = 30,767.94/x
  3. Step 3: Cross multiply
    56,266.65x = 77,644.85 × 30,767.94
  4. Step 4: Simplify right side
    56,266.65x = 2,388,971,932.27
  5. Step 5: Solve for x
    x = 2,388,971,932.27/56,266.65
  6. Step 6: Final answer
    x = 42,458.04

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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.