Home / 55,269.40-82,904.10-35,570.20

Finding the Fourth Proportional to 55,269.40, 82,904.10 and 35,570.20

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Solution

The fourth proportional to 55,269.40, 82,904.10 and 35,570.20 is: 53,355.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,269.40 : 82,904.10 = 35,570.20 : x
  2. Step 2: Convert to fraction form
    55,269.40/82,904.10 = 35,570.20/x
  3. Step 3: Cross multiply
    55,269.40x = 82,904.10 × 35,570.20
  4. Step 4: Simplify right side
    55,269.40x = 2,948,915,417.82
  5. Step 5: Solve for x
    x = 2,948,915,417.82/55,269.40
  6. Step 6: Final answer
    x = 53,355.30

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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.