Home / 56,452.08-77,907.38-31,301.58

Finding the Fourth Proportional to 56,452.08, 77,907.38 and 31,301.58

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Solution

The fourth proportional to 56,452.08, 77,907.38 and 31,301.58 is: 43,198.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,452.08 : 77,907.38 = 31,301.58 : x
  2. Step 2: Convert to fraction form
    56,452.08/77,907.38 = 31,301.58/x
  3. Step 3: Cross multiply
    56,452.08x = 77,907.38 × 31,301.58
  4. Step 4: Simplify right side
    56,452.08x = 2,438,624,087.66
  5. Step 5: Solve for x
    x = 2,438,624,087.66/56,452.08
  6. Step 6: Final answer
    x = 43,198.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.