Home / 54,210.40-81,162.24-34,440

Finding the Fourth Proportional to 54,210.40, 81,162.24 and 34,440

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Solution

The fourth proportional to 54,210.40, 81,162.24 and 34,440 is: 51,562.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,210.40 : 81,162.24 = 34,440 : x
  2. Step 2: Convert to fraction form
    54,210.40/81,162.24 = 34,440/x
  3. Step 3: Cross multiply
    54,210.40x = 81,162.24 × 34,440
  4. Step 4: Simplify right side
    54,210.40x = 2,795,227,545.60
  5. Step 5: Solve for x
    x = 2,795,227,545.60/54,210.40
  6. Step 6: Final answer
    x = 51,562.57

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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.