Home / 228,966.40-343,449.60-102,606.40

Finding the Fourth Proportional to 228,966.40, 343,449.60 and 102,606.40

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Solution

The fourth proportional to 228,966.40, 343,449.60 and 102,606.40 is: 153,909.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,966.40 : 343,449.60 = 102,606.40 : x
  2. Step 2: Convert to fraction form
    228,966.40/343,449.60 = 102,606.40/x
  3. Step 3: Cross multiply
    228,966.40x = 343,449.60 × 102,606.40
  4. Step 4: Simplify right side
    228,966.40x = 35,240,127,037.44
  5. Step 5: Solve for x
    x = 35,240,127,037.44/228,966.40
  6. Step 6: Final answer
    x = 153,909.60

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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.