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Finding the Fourth Proportional to 357,462.02, 536,192.68 and 91,222.54

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Solution

The fourth proportional to 357,462.02, 536,192.68 and 91,222.54 is: 136,833.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,462.02 : 536,192.68 = 91,222.54 : x
  2. Step 2: Convert to fraction form
    357,462.02/536,192.68 = 91,222.54/x
  3. Step 3: Cross multiply
    357,462.02x = 536,192.68 × 91,222.54
  4. Step 4: Simplify right side
    357,462.02x = 48,912,858,199.01
  5. Step 5: Solve for x
    x = 48,912,858,199.01/357,462.02
  6. Step 6: Final answer
    x = 136,833.72

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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.