Home / 156,002.20-234,003.30-96,645.40

Finding the Fourth Proportional to 156,002.20, 234,003.30 and 96,645.40

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Solution

The fourth proportional to 156,002.20, 234,003.30 and 96,645.40 is: 144,968.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,002.20 : 234,003.30 = 96,645.40 : x
  2. Step 2: Convert to fraction form
    156,002.20/234,003.30 = 96,645.40/x
  3. Step 3: Cross multiply
    156,002.20x = 234,003.30 × 96,645.40
  4. Step 4: Simplify right side
    156,002.20x = 22,615,342,529.82
  5. Step 5: Solve for x
    x = 22,615,342,529.82/156,002.20
  6. Step 6: Final answer
    x = 144,968.10

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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.