Home / 164,856.47-227,517.04-103,612.61

Finding the Fourth Proportional to 164,856.47, 227,517.04 and 103,612.61

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Solution

The fourth proportional to 164,856.47, 227,517.04 and 103,612.61 is: 142,994.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,856.47 : 227,517.04 = 103,612.61 : x
  2. Step 2: Convert to fraction form
    164,856.47/227,517.04 = 103,612.61/x
  3. Step 3: Cross multiply
    164,856.47x = 227,517.04 × 103,612.61
  4. Step 4: Simplify right side
    164,856.47x = 23,573,634,643.64
  5. Step 5: Solve for x
    x = 23,573,634,643.64/164,856.47
  6. Step 6: Final answer
    x = 142,994.91

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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.