Home / 52,877.19-79,210.03-31,805.59

Finding the Fourth Proportional to 52,877.19, 79,210.03 and 31,805.59

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Solution

The fourth proportional to 52,877.19, 79,210.03 and 31,805.59 is: 47,644.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,877.19 : 79,210.03 = 31,805.59 : x
  2. Step 2: Convert to fraction form
    52,877.19/79,210.03 = 31,805.59/x
  3. Step 3: Cross multiply
    52,877.19x = 79,210.03 × 31,805.59
  4. Step 4: Simplify right side
    52,877.19x = 2,519,321,738.07
  5. Step 5: Solve for x
    x = 2,519,321,738.07/52,877.19
  6. Step 6: Final answer
    x = 47,644.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.