Home / 89,247.24-133,688.61-49,825.35

Finding the Fourth Proportional to 89,247.24, 133,688.61 and 49,825.35

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Solution

The fourth proportional to 89,247.24, 133,688.61 and 49,825.35 is: 74,636.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,247.24 : 133,688.61 = 49,825.35 : x
  2. Step 2: Convert to fraction form
    89,247.24/133,688.61 = 49,825.35/x
  3. Step 3: Cross multiply
    89,247.24x = 133,688.61 × 49,825.35
  4. Step 4: Simplify right side
    89,247.24x = 6,661,081,784.26
  5. Step 5: Solve for x
    x = 6,661,081,784.26/89,247.24
  6. Step 6: Final answer
    x = 74,636.28

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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.