Home / 155,080.17-214,091.91-104,359.59

Finding the Fourth Proportional to 155,080.17, 214,091.91 and 104,359.59

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Solution

The fourth proportional to 155,080.17, 214,091.91 and 104,359.59 is: 144,070.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,080.17 : 214,091.91 = 104,359.59 : x
  2. Step 2: Convert to fraction form
    155,080.17/214,091.91 = 104,359.59/x
  3. Step 3: Cross multiply
    155,080.17x = 214,091.91 × 104,359.59
  4. Step 4: Simplify right side
    155,080.17x = 22,342,543,949.92
  5. Step 5: Solve for x
    x = 22,342,543,949.92/155,080.17
  6. Step 6: Final answer
    x = 144,070.93

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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.