Home / 155,689.47-233,450.69-49,053.51

Finding the Fourth Proportional to 155,689.47, 233,450.69 and 49,053.51

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Solution

The fourth proportional to 155,689.47, 233,450.69 and 49,053.51 is: 73,553.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,689.47 : 233,450.69 = 49,053.51 : x
  2. Step 2: Convert to fraction form
    155,689.47/233,450.69 = 49,053.51/x
  3. Step 3: Cross multiply
    155,689.47x = 233,450.69 × 49,053.51
  4. Step 4: Simplify right side
    155,689.47x = 11,451,575,511.15
  5. Step 5: Solve for x
    x = 11,451,575,511.15/155,689.47
  6. Step 6: Final answer
    x = 73,553.95

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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.