Home / 77,489.04-116,278.40-32,506.37

Finding the Fourth Proportional to 77,489.04, 116,278.40 and 32,506.37

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Solution

The fourth proportional to 77,489.04, 116,278.40 and 32,506.37 is: 48,778.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,489.04 : 116,278.40 = 32,506.37 : x
  2. Step 2: Convert to fraction form
    77,489.04/116,278.40 = 32,506.37/x
  3. Step 3: Cross multiply
    77,489.04x = 116,278.40 × 32,506.37
  4. Step 4: Simplify right side
    77,489.04x = 3,779,788,112.02
  5. Step 5: Solve for x
    x = 3,779,788,112.02/77,489.04
  6. Step 6: Final answer
    x = 48,778.36

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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.