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Finding the Fourth Proportional to 240,901.99, 361,212.92 and 91,153.85

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Solution

The fourth proportional to 240,901.99, 361,212.92 and 91,153.85 is: 136,677.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,901.99 : 361,212.92 = 91,153.85 : x
  2. Step 2: Convert to fraction form
    240,901.99/361,212.92 = 91,153.85/x
  3. Step 3: Cross multiply
    240,901.99x = 361,212.92 × 91,153.85
  4. Step 4: Simplify right side
    240,901.99x = 32,925,946,065.91
  5. Step 5: Solve for x
    x = 32,925,946,065.91/240,901.99
  6. Step 6: Final answer
    x = 136,677.77

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1.5x scale

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.