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Finding the Fourth Proportional to 169,369.41, 233,712.94 and 97,772.50

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Solution

The fourth proportional to 169,369.41, 233,712.94 and 97,772.50 is: 134,916.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,369.41 : 233,712.94 = 97,772.50 : x
  2. Step 2: Convert to fraction form
    169,369.41/233,712.94 = 97,772.50/x
  3. Step 3: Cross multiply
    169,369.41x = 233,712.94 × 97,772.50
  4. Step 4: Simplify right side
    169,369.41x = 22,850,698,426.15
  5. Step 5: Solve for x
    x = 22,850,698,426.15/169,369.41
  6. Step 6: Final answer
    x = 134,916.33

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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.