Home / 95,528.79-143,157.39-70,371

Finding the Fourth Proportional to 95,528.79, 143,157.39 and 70,371

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Solution

The fourth proportional to 95,528.79, 143,157.39 and 70,371 is: 105,456.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,528.79 : 143,157.39 = 70,371 : x
  2. Step 2: Convert to fraction form
    95,528.79/143,157.39 = 70,371/x
  3. Step 3: Cross multiply
    95,528.79x = 143,157.39 × 70,371
  4. Step 4: Simplify right side
    95,528.79x = 10,074,128,691.69
  5. Step 5: Solve for x
    x = 10,074,128,691.69/95,528.79
  6. Step 6: Final answer
    x = 105,456.47

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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.