Home / 229,914.47-344,886.30-72,149.15

Finding the Fourth Proportional to 229,914.47, 344,886.30 and 72,149.15

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Solution

The fourth proportional to 229,914.47, 344,886.30 and 72,149.15 is: 108,228.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,914.47 : 344,886.30 = 72,149.15 : x
  2. Step 2: Convert to fraction form
    229,914.47/344,886.30 = 72,149.15/x
  3. Step 3: Cross multiply
    229,914.47x = 344,886.30 × 72,149.15
  4. Step 4: Simplify right side
    229,914.47x = 24,883,254,253.86
  5. Step 5: Solve for x
    x = 24,883,254,253.86/229,914.47
  6. Step 6: Final answer
    x = 108,228.31

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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.