Home / 228,864.15-343,059.30-102,564.90

Finding the Fourth Proportional to 228,864.15, 343,059.30 and 102,564.90

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Solution

The fourth proportional to 228,864.15, 343,059.30 and 102,564.90 is: 153,741.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,864.15 : 343,059.30 = 102,564.90 : x
  2. Step 2: Convert to fraction form
    228,864.15/343,059.30 = 102,564.90/x
  3. Step 3: Cross multiply
    228,864.15x = 343,059.30 × 102,564.90
  4. Step 4: Simplify right side
    228,864.15x = 35,185,842,798.57
  5. Step 5: Solve for x
    x = 35,185,842,798.57/228,864.15
  6. Step 6: Final answer
    x = 153,741.17

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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.