Home / 151,815.60-227,723.40-46,639.80

Finding the Fourth Proportional to 151,815.60, 227,723.40 and 46,639.80

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Solution

The fourth proportional to 151,815.60, 227,723.40 and 46,639.80 is: 69,959.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,815.60 : 227,723.40 = 46,639.80 : x
  2. Step 2: Convert to fraction form
    151,815.60/227,723.40 = 46,639.80/x
  3. Step 3: Cross multiply
    151,815.60x = 227,723.40 × 46,639.80
  4. Step 4: Simplify right side
    151,815.60x = 10,620,973,831.32
  5. Step 5: Solve for x
    x = 10,620,973,831.32/151,815.60
  6. Step 6: Final answer
    x = 69,959.70

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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.