Home / 56,729.94-78,282.52-33,442.66

Finding the Fourth Proportional to 56,729.94, 78,282.52 and 33,442.66

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Solution

The fourth proportional to 56,729.94, 78,282.52 and 33,442.66 is: 46,148.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,729.94 : 78,282.52 = 33,442.66 : x
  2. Step 2: Convert to fraction form
    56,729.94/78,282.52 = 33,442.66/x
  3. Step 3: Cross multiply
    56,729.94x = 78,282.52 × 33,442.66
  4. Step 4: Simplify right side
    56,729.94x = 2,617,975,700.30
  5. Step 5: Solve for x
    x = 2,617,975,700.30/56,729.94
  6. Step 6: Final answer
    x = 46,148.04

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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.