Home / 57,709.48-86,568.18-34,051.60

Finding the Fourth Proportional to 57,709.48, 86,568.18 and 34,051.60

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Solution

The fourth proportional to 57,709.48, 86,568.18 and 34,051.60 is: 51,079.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,709.48 : 86,568.18 = 34,051.60 : x
  2. Step 2: Convert to fraction form
    57,709.48/86,568.18 = 34,051.60/x
  3. Step 3: Cross multiply
    57,709.48x = 86,568.18 × 34,051.60
  4. Step 4: Simplify right side
    57,709.48x = 2,947,785,038.09
  5. Step 5: Solve for x
    x = 2,947,785,038.09/57,709.48
  6. Step 6: Final answer
    x = 51,079.74

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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.