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Finding the Fourth Proportional to 110,684.86, 152,745.12 and 62,941.13

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Solution

The fourth proportional to 110,684.86, 152,745.12 and 62,941.13 is: 86,858.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,684.86 : 152,745.12 = 62,941.13 : x
  2. Step 2: Convert to fraction form
    110,684.86/152,745.12 = 62,941.13/x
  3. Step 3: Cross multiply
    110,684.86x = 152,745.12 × 62,941.13
  4. Step 4: Simplify right side
    110,684.86x = 9,613,950,454.79
  5. Step 5: Solve for x
    x = 9,613,950,454.79/110,684.86
  6. Step 6: Final answer
    x = 86,858.77

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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.