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Finding the Fourth Proportional to 169,461.76, 233,856 and 94,010.56

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Solution

The fourth proportional to 169,461.76, 233,856 and 94,010.56 is: 129,733.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,461.76 : 233,856 = 94,010.56 : x
  2. Step 2: Convert to fraction form
    169,461.76/233,856 = 94,010.56/x
  3. Step 3: Cross multiply
    169,461.76x = 233,856 × 94,010.56
  4. Step 4: Simplify right side
    169,461.76x = 21,984,933,519.36
  5. Step 5: Solve for x
    x = 21,984,933,519.36/169,461.76
  6. Step 6: Final answer
    x = 129,733.89

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1.5x scale

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.