Home / 54,254.10-81,235.35-34,425.30

Finding the Fourth Proportional to 54,254.10, 81,235.35 and 34,425.30

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Solution

The fourth proportional to 54,254.10, 81,235.35 and 34,425.30 is: 51,545.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,254.10 : 81,235.35 = 34,425.30 : x
  2. Step 2: Convert to fraction form
    54,254.10/81,235.35 = 34,425.30/x
  3. Step 3: Cross multiply
    54,254.10x = 81,235.35 × 34,425.30
  4. Step 4: Simplify right side
    54,254.10x = 2,796,551,294.36
  5. Step 5: Solve for x
    x = 2,796,551,294.36/54,254.10
  6. Step 6: Final answer
    x = 51,545.44

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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.