Home / 228,717.36-343,059.60-70,941.72

Finding the Fourth Proportional to 228,717.36, 343,059.60 and 70,941.72

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Solution

The fourth proportional to 228,717.36, 343,059.60 and 70,941.72 is: 106,407.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,717.36 : 343,059.60 = 70,941.72 : x
  2. Step 2: Convert to fraction form
    228,717.36/343,059.60 = 70,941.72/x
  3. Step 3: Cross multiply
    228,717.36x = 343,059.60 × 70,941.72
  4. Step 4: Simplify right side
    228,717.36x = 24,337,238,086.51
  5. Step 5: Solve for x
    x = 24,337,238,086.51/228,717.36
  6. Step 6: Final answer
    x = 106,407.48

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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.