Home / 92,657.21-138,958.55-42,026.95

Finding the Fourth Proportional to 92,657.21, 138,958.55 and 42,026.95

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Solution

The fourth proportional to 92,657.21, 138,958.55 and 42,026.95 is: 63,028.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,657.21 : 138,958.55 = 42,026.95 : x
  2. Step 2: Convert to fraction form
    92,657.21/138,958.55 = 42,026.95/x
  3. Step 3: Cross multiply
    92,657.21x = 138,958.55 × 42,026.95
  4. Step 4: Simplify right side
    92,657.21x = 5,840,003,969.38
  5. Step 5: Solve for x
    x = 5,840,003,969.38/92,657.21
  6. Step 6: Final answer
    x = 63,028.06

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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.