Home / 110,685.11-152,745.47-62,941.38

Finding the Fourth Proportional to 110,685.11, 152,745.47 and 62,941.38

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Solution

The fourth proportional to 110,685.11, 152,745.47 and 62,941.38 is: 86,859.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,685.11 : 152,745.47 = 62,941.38 : x
  2. Step 2: Convert to fraction form
    110,685.11/152,745.47 = 62,941.38/x
  3. Step 3: Cross multiply
    110,685.11x = 152,745.47 × 62,941.38
  4. Step 4: Simplify right side
    110,685.11x = 9,614,010,019.08
  5. Step 5: Solve for x
    x = 9,614,010,019.08/110,685.11
  6. Step 6: Final answer
    x = 86,859.11

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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.