Home / 154,377.60-231,566.40-144,009.60

Finding the Fourth Proportional to 154,377.60, 231,566.40 and 144,009.60

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Solution

The fourth proportional to 154,377.60, 231,566.40 and 144,009.60 is: 216,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,377.60 : 231,566.40 = 144,009.60 : x
  2. Step 2: Convert to fraction form
    154,377.60/231,566.40 = 144,009.60/x
  3. Step 3: Cross multiply
    154,377.60x = 231,566.40 × 144,009.60
  4. Step 4: Simplify right side
    154,377.60x = 33,347,784,637.44
  5. Step 5: Solve for x
    x = 33,347,784,637.44/154,377.60
  6. Step 6: Final answer
    x = 216,014.40

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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.