Home / 95,150.37-142,727.87-31,971.40

Finding the Fourth Proportional to 95,150.37, 142,727.87 and 31,971.40

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Solution

The fourth proportional to 95,150.37, 142,727.87 and 31,971.40 is: 47,957.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,150.37 : 142,727.87 = 31,971.40 : x
  2. Step 2: Convert to fraction form
    95,150.37/142,727.87 = 31,971.40/x
  3. Step 3: Cross multiply
    95,150.37x = 142,727.87 × 31,971.40
  4. Step 4: Simplify right side
    95,150.37x = 4,563,209,306.24
  5. Step 5: Solve for x
    x = 4,563,209,306.24/95,150.37
  6. Step 6: Final answer
    x = 47,957.87

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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.