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Finding the Fourth Proportional to 169,794.82, 254,677.55 and 57,472.63

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Solution

The fourth proportional to 169,794.82, 254,677.55 and 57,472.63 is: 86,203.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,794.82 : 254,677.55 = 57,472.63 : x
  2. Step 2: Convert to fraction form
    169,794.82/254,677.55 = 57,472.63/x
  3. Step 3: Cross multiply
    169,794.82x = 254,677.55 × 57,472.63
  4. Step 4: Simplify right side
    169,794.82x = 14,636,988,600.46
  5. Step 5: Solve for x
    x = 14,636,988,600.46/169,794.82
  6. Step 6: Final answer
    x = 86,203.98

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1.5x scale

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.