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Finding the Fourth Proportional to 357,771.08, 536,652.83 and 91,529.48

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Solution

The fourth proportional to 357,771.08, 536,652.83 and 91,529.48 is: 137,293.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,771.08 : 536,652.83 = 91,529.48 : x
  2. Step 2: Convert to fraction form
    357,771.08/536,652.83 = 91,529.48/x
  3. Step 3: Cross multiply
    357,771.08x = 536,652.83 × 91,529.48
  4. Step 4: Simplify right side
    357,771.08x = 49,119,551,329.52
  5. Step 5: Solve for x
    x = 49,119,551,329.52/357,771.08
  6. Step 6: Final answer
    x = 137,293.24

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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.