Home / 91,212,067.26-137,036,370.02-58,486,752.43

Finding the Fourth Proportional to 91,212,067.26, 137,036,370.02 and 58,486,752.43

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Solution

The fourth proportional to 91,212,067.26, 137,036,370.02 and 58,486,752.43 is: 87,870,086.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,212,067.26 : 137,036,370.02 = 58,486,752.43 : x
  2. Step 2: Convert to fraction form
    91,212,067.26/137,036,370.02 = 58,486,752.43/x
  3. Step 3: Cross multiply
    91,212,067.26x = 137,036,370.02 × 58,486,752.43
  4. Step 4: Simplify right side
    91,212,067.26x = 8,014,812,247,265,615
  5. Step 5: Solve for x
    x = 8,014,812,247,265,615/91,212,067.26
  6. Step 6: Final answer
    x = 87,870,086.58

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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.