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Finding the Fourth Proportional to 95,953.20, 143,886.60 and 43,335.60

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Solution

The fourth proportional to 95,953.20, 143,886.60 and 43,335.60 is: 64,983.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,953.20 : 143,886.60 = 43,335.60 : x
  2. Step 2: Convert to fraction form
    95,953.20/143,886.60 = 43,335.60/x
  3. Step 3: Cross multiply
    95,953.20x = 143,886.60 × 43,335.60
  4. Step 4: Simplify right side
    95,953.20x = 6,235,412,142.96
  5. Step 5: Solve for x
    x = 6,235,412,142.96/95,953.20
  6. Step 6: Final answer
    x = 64,983.89

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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.