Home / 229,768.60-344,653.02-72,009.34

Finding the Fourth Proportional to 229,768.60, 344,653.02 and 72,009.34

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Solution

The fourth proportional to 229,768.60, 344,653.02 and 72,009.34 is: 108,014.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,768.60 : 344,653.02 = 72,009.34 : x
  2. Step 2: Convert to fraction form
    229,768.60/344,653.02 = 72,009.34/x
  3. Step 3: Cross multiply
    229,768.60x = 344,653.02 × 72,009.34
  4. Step 4: Simplify right side
    229,768.60x = 24,818,236,499.21
  5. Step 5: Solve for x
    x = 24,818,236,499.21/229,768.60
  6. Step 6: Final answer
    x = 108,014.05

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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.