Home / 78,764.22-118,195.29-32,017.05

Finding the Fourth Proportional to 78,764.22, 118,195.29 and 32,017.05

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Solution

The fourth proportional to 78,764.22, 118,195.29 and 32,017.05 is: 48,045.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,764.22 : 118,195.29 = 32,017.05 : x
  2. Step 2: Convert to fraction form
    78,764.22/118,195.29 = 32,017.05/x
  3. Step 3: Cross multiply
    78,764.22x = 118,195.29 × 32,017.05
  4. Step 4: Simplify right side
    78,764.22x = 3,784,264,509.69
  5. Step 5: Solve for x
    x = 3,784,264,509.69/78,764.22
  6. Step 6: Final answer
    x = 48,045.48

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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.