Home / 54,137.23-81,210.38-14,156.14

Finding the Fourth Proportional to 54,137.23, 81,210.38 and 14,156.14

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Solution

The fourth proportional to 54,137.23, 81,210.38 and 14,156.14 is: 21,235.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,137.23 : 81,210.38 = 14,156.14 : x
  2. Step 2: Convert to fraction form
    54,137.23/81,210.38 = 14,156.14/x
  3. Step 3: Cross multiply
    54,137.23x = 81,210.38 × 14,156.14
  4. Step 4: Simplify right side
    54,137.23x = 1,149,625,508.73
  5. Step 5: Solve for x
    x = 1,149,625,508.73/54,137.23
  6. Step 6: Final answer
    x = 21,235.40

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1.5x scale

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.