Home / 152,665.60-228,998.40-106,009.60

Finding the Fourth Proportional to 152,665.60, 228,998.40 and 106,009.60

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Solution

The fourth proportional to 152,665.60, 228,998.40 and 106,009.60 is: 159,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,665.60 : 228,998.40 = 106,009.60 : x
  2. Step 2: Convert to fraction form
    152,665.60/228,998.40 = 106,009.60/x
  3. Step 3: Cross multiply
    152,665.60x = 228,998.40 × 106,009.60
  4. Step 4: Simplify right side
    152,665.60x = 24,276,028,784.64
  5. Step 5: Solve for x
    x = 24,276,028,784.64/152,665.60
  6. Step 6: Final answer
    x = 159,014.40

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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.