Home / 52,100.10-78,098.31-29,886.66

Finding the Fourth Proportional to 52,100.10, 78,098.31 and 29,886.66

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Solution

The fourth proportional to 52,100.10, 78,098.31 and 29,886.66 is: 44,800.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,100.10 : 78,098.31 = 29,886.66 : x
  2. Step 2: Convert to fraction form
    52,100.10/78,098.31 = 29,886.66/x
  3. Step 3: Cross multiply
    52,100.10x = 78,098.31 × 29,886.66
  4. Step 4: Simplify right side
    52,100.10x = 2,334,097,637.54
  5. Step 5: Solve for x
    x = 2,334,097,637.54/52,100.10
  6. Step 6: Final answer
    x = 44,800.25

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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.