Home / 104,942.49-144,813.69-59,009.18

Finding the Fourth Proportional to 104,942.49, 144,813.69 and 59,009.18

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Solution

The fourth proportional to 104,942.49, 144,813.69 and 59,009.18 is: 81,428.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,942.49 : 144,813.69 = 59,009.18 : x
  2. Step 2: Convert to fraction form
    104,942.49/144,813.69 = 59,009.18/x
  3. Step 3: Cross multiply
    104,942.49x = 144,813.69 × 59,009.18
  4. Step 4: Simplify right side
    104,942.49x = 8,545,336,375.61
  5. Step 5: Solve for x
    x = 8,545,336,375.61/104,942.49
  6. Step 6: Final answer
    x = 81,428.76

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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.