Home / 229,280.12-344,051.40-89,020.52

Finding the Fourth Proportional to 229,280.12, 344,051.40 and 89,020.52

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Solution

The fourth proportional to 229,280.12, 344,051.40 and 89,020.52 is: 133,581.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,280.12 : 344,051.40 = 89,020.52 : x
  2. Step 2: Convert to fraction form
    229,280.12/344,051.40 = 89,020.52/x
  3. Step 3: Cross multiply
    229,280.12x = 344,051.40 × 89,020.52
  4. Step 4: Simplify right side
    229,280.12x = 30,627,634,534.73
  5. Step 5: Solve for x
    x = 30,627,634,534.73/229,280.12
  6. Step 6: Final answer
    x = 133,581.73

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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.