Home / 155,084.17-214,097.43-104,363.59

Finding the Fourth Proportional to 155,084.17, 214,097.43 and 104,363.59

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Solution

The fourth proportional to 155,084.17, 214,097.43 and 104,363.59 is: 144,076.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,084.17 : 214,097.43 = 104,363.59 : x
  2. Step 2: Convert to fraction form
    155,084.17/214,097.43 = 104,363.59/x
  3. Step 3: Cross multiply
    155,084.17x = 214,097.43 × 104,363.59
  4. Step 4: Simplify right side
    155,084.17x = 22,343,976,404.57
  5. Step 5: Solve for x
    x = 22,343,976,404.57/155,084.17
  6. Step 6: Final answer
    x = 144,076.45

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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.