Home / 228,476.06-315,306.82-126,501.52

Finding the Fourth Proportional to 228,476.06, 315,306.82 and 126,501.52

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Solution

The fourth proportional to 228,476.06, 315,306.82 and 126,501.52 is: 174,577.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,476.06 : 315,306.82 = 126,501.52 : x
  2. Step 2: Convert to fraction form
    228,476.06/315,306.82 = 126,501.52/x
  3. Step 3: Cross multiply
    228,476.06x = 315,306.82 × 126,501.52
  4. Step 4: Simplify right side
    228,476.06x = 39,886,791,996.37
  5. Step 5: Solve for x
    x = 39,886,791,996.37/228,476.06
  6. Step 6: Final answer
    x = 174,577.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.