Home / 149,366.60-205,842.36-106,851.32

Finding the Fourth Proportional to 149,366.60, 205,842.36 and 106,851.32

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Solution

The fourth proportional to 149,366.60, 205,842.36 and 106,851.32 is: 147,251.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,366.60 : 205,842.36 = 106,851.32 : x
  2. Step 2: Convert to fraction form
    149,366.60/205,842.36 = 106,851.32/x
  3. Step 3: Cross multiply
    149,366.60x = 205,842.36 × 106,851.32
  4. Step 4: Simplify right side
    149,366.60x = 21,994,527,877.92
  5. Step 5: Solve for x
    x = 21,994,527,877.92/149,366.60
  6. Step 6: Final answer
    x = 147,251.98

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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.