Home / 56,246.70-77,630.49-42,797.46

Finding the Fourth Proportional to 56,246.70, 77,630.49 and 42,797.46

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Solution

The fourth proportional to 56,246.70, 77,630.49 and 42,797.46 is: 59,068.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,246.70 : 77,630.49 = 42,797.46 : x
  2. Step 2: Convert to fraction form
    56,246.70/77,630.49 = 42,797.46/x
  3. Step 3: Cross multiply
    56,246.70x = 77,630.49 × 42,797.46
  4. Step 4: Simplify right side
    56,246.70x = 3,322,387,790.56
  5. Step 5: Solve for x
    x = 3,322,387,790.56/56,246.70
  6. Step 6: Final answer
    x = 59,068.14

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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.