Home / 65,551.32-90,389.07-44,293.68

Finding the Fourth Proportional to 65,551.32, 90,389.07 and 44,293.68

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Solution

The fourth proportional to 65,551.32, 90,389.07 and 44,293.68 is: 61,076.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,551.32 : 90,389.07 = 44,293.68 : x
  2. Step 2: Convert to fraction form
    65,551.32/90,389.07 = 44,293.68/x
  3. Step 3: Cross multiply
    65,551.32x = 90,389.07 × 44,293.68
  4. Step 4: Simplify right side
    65,551.32x = 4,003,664,542.08
  5. Step 5: Solve for x
    x = 4,003,664,542.08/65,551.32
  6. Step 6: Final answer
    x = 61,076.80

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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.