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Finding the Fourth Proportional to 169,368.61, 254,053.02 and 43,018.33

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Solution

The fourth proportional to 169,368.61, 254,053.02 and 43,018.33 is: 64,527.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,368.61 : 254,053.02 = 43,018.33 : x
  2. Step 2: Convert to fraction form
    169,368.61/254,053.02 = 43,018.33/x
  3. Step 3: Cross multiply
    169,368.61x = 254,053.02 × 43,018.33
  4. Step 4: Simplify right side
    169,368.61x = 10,928,935,166.50
  5. Step 5: Solve for x
    x = 10,928,935,166.50/169,368.61
  6. Step 6: Final answer
    x = 64,527.51

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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.