Home / 95,144.62-142,733.43-31,970.91

Finding the Fourth Proportional to 95,144.62, 142,733.43 and 31,970.91

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Solution

The fourth proportional to 95,144.62, 142,733.43 and 31,970.91 is: 47,961.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,144.62 : 142,733.43 = 31,970.91 : x
  2. Step 2: Convert to fraction form
    95,144.62/142,733.43 = 31,970.91/x
  3. Step 3: Cross multiply
    95,144.62x = 142,733.43 × 31,970.91
  4. Step 4: Simplify right side
    95,144.62x = 4,563,317,484.67
  5. Step 5: Solve for x
    x = 4,563,317,484.67/95,144.62
  6. Step 6: Final answer
    x = 47,961.91

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1.5x scale

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.