Home / 47,255.18-70,785.57-34,133.90

Finding the Fourth Proportional to 47,255.18, 70,785.57 and 34,133.90

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Solution

The fourth proportional to 47,255.18, 70,785.57 and 34,133.90 is: 51,130.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,255.18 : 70,785.57 = 34,133.90 : x
  2. Step 2: Convert to fraction form
    47,255.18/70,785.57 = 34,133.90/x
  3. Step 3: Cross multiply
    47,255.18x = 70,785.57 × 34,133.90
  4. Step 4: Simplify right side
    47,255.18x = 2,416,187,567.82
  5. Step 5: Solve for x
    x = 2,416,187,567.82/47,255.18
  6. Step 6: Final answer
    x = 51,130.64

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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.