Home / 229,210.26-343,885.80-109,420.08

Finding the Fourth Proportional to 229,210.26, 343,885.80 and 109,420.08

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Solution

The fourth proportional to 229,210.26, 343,885.80 and 109,420.08 is: 164,163.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,210.26 : 343,885.80 = 109,420.08 : x
  2. Step 2: Convert to fraction form
    229,210.26/343,885.80 = 109,420.08/x
  3. Step 3: Cross multiply
    229,210.26x = 343,885.80 × 109,420.08
  4. Step 4: Simplify right side
    229,210.26x = 37,628,011,746.86
  5. Step 5: Solve for x
    x = 37,628,011,746.86/229,210.26
  6. Step 6: Final answer
    x = 164,163.73

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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.