Home / 56,939.70-78,609.57-37,845.36

Finding the Fourth Proportional to 56,939.70, 78,609.57 and 37,845.36

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Solution

The fourth proportional to 56,939.70, 78,609.57 and 37,845.36 is: 52,248.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,939.70 : 78,609.57 = 37,845.36 : x
  2. Step 2: Convert to fraction form
    56,939.70/78,609.57 = 37,845.36/x
  3. Step 3: Cross multiply
    56,939.70x = 78,609.57 × 37,845.36
  4. Step 4: Simplify right side
    56,939.70x = 2,975,007,476.10
  5. Step 5: Solve for x
    x = 2,975,007,476.10/56,939.70
  6. Step 6: Final answer
    x = 52,248.39

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1.5x scale

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.