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Finding the Fourth Proportional to 169,473.40, 254,208.28 and 41,390.84

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Solution

The fourth proportional to 169,473.40, 254,208.28 and 41,390.84 is: 62,085.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,473.40 : 254,208.28 = 41,390.84 : x
  2. Step 2: Convert to fraction form
    169,473.40/254,208.28 = 41,390.84/x
  3. Step 3: Cross multiply
    169,473.40x = 254,208.28 × 41,390.84
  4. Step 4: Simplify right side
    169,473.40x = 10,521,894,244.16
  5. Step 5: Solve for x
    x = 10,521,894,244.16/169,473.40
  6. Step 6: Final answer
    x = 62,085.82

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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.