Home / 56,570.40-77,943.60-37,674.72

Finding the Fourth Proportional to 56,570.40, 77,943.60 and 37,674.72

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Solution

The fourth proportional to 56,570.40, 77,943.60 and 37,674.72 is: 51,908.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,570.40 : 77,943.60 = 37,674.72 : x
  2. Step 2: Convert to fraction form
    56,570.40/77,943.60 = 37,674.72/x
  3. Step 3: Cross multiply
    56,570.40x = 77,943.60 × 37,674.72
  4. Step 4: Simplify right side
    56,570.40x = 2,936,503,305.79
  5. Step 5: Solve for x
    x = 2,936,503,305.79/56,570.40
  6. Step 6: Final answer
    x = 51,908.83

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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.