Home / 56,285.11-77,639.61-37,165.06

Finding the Fourth Proportional to 56,285.11, 77,639.61 and 37,165.06

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Solution

The fourth proportional to 56,285.11, 77,639.61 and 37,165.06 is: 51,265.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,285.11 : 77,639.61 = 37,165.06 : x
  2. Step 2: Convert to fraction form
    56,285.11/77,639.61 = 37,165.06/x
  3. Step 3: Cross multiply
    56,285.11x = 77,639.61 × 37,165.06
  4. Step 4: Simplify right side
    56,285.11x = 2,885,480,764.03
  5. Step 5: Solve for x
    x = 2,885,480,764.03/56,285.11
  6. Step 6: Final answer
    x = 51,265.44

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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.