Home / 47,149.88-70,748.86-31,366.02

Finding the Fourth Proportional to 47,149.88, 70,748.86 and 31,366.02

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Solution

The fourth proportional to 47,149.88, 70,748.86 and 31,366.02 is: 47,065.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,149.88 : 70,748.86 = 31,366.02 : x
  2. Step 2: Convert to fraction form
    47,149.88/70,748.86 = 31,366.02/x
  3. Step 3: Cross multiply
    47,149.88x = 70,748.86 × 31,366.02
  4. Step 4: Simplify right side
    47,149.88x = 2,219,110,157.74
  5. Step 5: Solve for x
    x = 2,219,110,157.74/47,149.88
  6. Step 6: Final answer
    x = 47,065.02

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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.