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Finding the Fourth Proportional to 173,259.42, 239,097.96 and 97,807.92

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Solution

The fourth proportional to 173,259.42, 239,097.96 and 97,807.92 is: 134,974.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,259.42 : 239,097.96 = 97,807.92 : x
  2. Step 2: Convert to fraction form
    173,259.42/239,097.96 = 97,807.92/x
  3. Step 3: Cross multiply
    173,259.42x = 239,097.96 × 97,807.92
  4. Step 4: Simplify right side
    173,259.42x = 23,385,674,143.84
  5. Step 5: Solve for x
    x = 23,385,674,143.84/173,259.42
  6. Step 6: Final answer
    x = 134,974.91

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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.