Home / 65,916.52-90,971.32-37,626.46

Finding the Fourth Proportional to 65,916.52, 90,971.32 and 37,626.46

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Solution

The fourth proportional to 65,916.52, 90,971.32 and 37,626.46 is: 51,928.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,916.52 : 90,971.32 = 37,626.46 : x
  2. Step 2: Convert to fraction form
    65,916.52/90,971.32 = 37,626.46/x
  3. Step 3: Cross multiply
    65,916.52x = 90,971.32 × 37,626.46
  4. Step 4: Simplify right side
    65,916.52x = 3,422,928,733.13
  5. Step 5: Solve for x
    x = 3,422,928,733.13/65,916.52
  6. Step 6: Final answer
    x = 51,928.24

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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.