Home / 57,195.07-78,931.22-34,529.64

Finding the Fourth Proportional to 57,195.07, 78,931.22 and 34,529.64

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Solution

The fourth proportional to 57,195.07, 78,931.22 and 34,529.64 is: 47,652.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,195.07 : 78,931.22 = 34,529.64 : x
  2. Step 2: Convert to fraction form
    57,195.07/78,931.22 = 34,529.64/x
  3. Step 3: Cross multiply
    57,195.07x = 78,931.22 × 34,529.64
  4. Step 4: Simplify right side
    57,195.07x = 2,725,466,611.36
  5. Step 5: Solve for x
    x = 2,725,466,611.36/57,195.07
  6. Step 6: Final answer
    x = 47,652.12

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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.