Home / 57,154.51-78,876.05-34,493.14

Finding the Fourth Proportional to 57,154.51, 78,876.05 and 34,493.14

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Solution

The fourth proportional to 57,154.51, 78,876.05 and 34,493.14 is: 47,602.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,154.51 : 78,876.05 = 34,493.14 : x
  2. Step 2: Convert to fraction form
    57,154.51/78,876.05 = 34,493.14/x
  3. Step 3: Cross multiply
    57,154.51x = 78,876.05 × 34,493.14
  4. Step 4: Simplify right side
    57,154.51x = 2,720,682,635.30
  5. Step 5: Solve for x
    x = 2,720,682,635.30/57,154.51
  6. Step 6: Final answer
    x = 47,602.24

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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.