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Finding the Fourth Proportional to 173,374, 260,136.12 and 61,134.39

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Solution

The fourth proportional to 173,374, 260,136.12 and 61,134.39 is: 91,728.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,374 : 260,136.12 = 61,134.39 : x
  2. Step 2: Convert to fraction form
    173,374/260,136.12 = 61,134.39/x
  3. Step 3: Cross multiply
    173,374x = 260,136.12 × 61,134.39
  4. Step 4: Simplify right side
    173,374x = 15,903,263,013.17
  5. Step 5: Solve for x
    x = 15,903,263,013.17/173,374
  6. Step 6: Final answer
    x = 91,728.07

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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.