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Finding the Fourth Proportional to 169,040.84, 253,158.74 and 97,813.37

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Solution

The fourth proportional to 169,040.84, 253,158.74 and 97,813.37 is: 146,487.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,040.84 : 253,158.74 = 97,813.37 : x
  2. Step 2: Convert to fraction form
    169,040.84/253,158.74 = 97,813.37/x
  3. Step 3: Cross multiply
    169,040.84x = 253,158.74 × 97,813.37
  4. Step 4: Simplify right side
    169,040.84x = 24,762,310,381.78
  5. Step 5: Solve for x
    x = 24,762,310,381.78/169,040.84
  6. Step 6: Final answer
    x = 146,487.14

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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.