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Finding the Fourth Proportional to 155,150.40, 232,725.60 and 96,101.40

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Solution

The fourth proportional to 155,150.40, 232,725.60 and 96,101.40 is: 144,152.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,150.40 : 232,725.60 = 96,101.40 : x
  2. Step 2: Convert to fraction form
    155,150.40/232,725.60 = 96,101.40/x
  3. Step 3: Cross multiply
    155,150.40x = 232,725.60 × 96,101.40
  4. Step 4: Simplify right side
    155,150.40x = 22,365,255,975.84
  5. Step 5: Solve for x
    x = 22,365,255,975.84/155,150.40
  6. Step 6: Final answer
    x = 144,152.10

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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.