Home / 62,155.78-85,777.60-33,863.02

Finding the Fourth Proportional to 62,155.78, 85,777.60 and 33,863.02

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Solution

The fourth proportional to 62,155.78, 85,777.60 and 33,863.02 is: 46,732.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,155.78 : 85,777.60 = 33,863.02 : x
  2. Step 2: Convert to fraction form
    62,155.78/85,777.60 = 33,863.02/x
  3. Step 3: Cross multiply
    62,155.78x = 85,777.60 × 33,863.02
  4. Step 4: Simplify right side
    62,155.78x = 2,904,688,584.35
  5. Step 5: Solve for x
    x = 2,904,688,584.35/62,155.78
  6. Step 6: Final answer
    x = 46,732.40

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1.5x scale

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.