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Finding the Fourth Proportional to 109,633.94, 151,294.85 and 59,332.94

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Solution

The fourth proportional to 109,633.94, 151,294.85 and 59,332.94 is: 81,879.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,633.94 : 151,294.85 = 59,332.94 : x
  2. Step 2: Convert to fraction form
    109,633.94/151,294.85 = 59,332.94/x
  3. Step 3: Cross multiply
    109,633.94x = 151,294.85 × 59,332.94
  4. Step 4: Simplify right side
    109,633.94x = 8,976,768,257.36
  5. Step 5: Solve for x
    x = 8,976,768,257.36/109,633.94
  6. Step 6: Final answer
    x = 81,879.46

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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.