Home / 97,447.36-146,215.68-53,007.52

Finding the Fourth Proportional to 97,447.36, 146,215.68 and 53,007.52

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Solution

The fourth proportional to 97,447.36, 146,215.68 and 53,007.52 is: 79,535.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,447.36 : 146,215.68 = 53,007.52 : x
  2. Step 2: Convert to fraction form
    97,447.36/146,215.68 = 53,007.52/x
  3. Step 3: Cross multiply
    97,447.36x = 146,215.68 × 53,007.52
  4. Step 4: Simplify right side
    97,447.36x = 7,750,530,581.91
  5. Step 5: Solve for x
    x = 7,750,530,581.91/97,447.36
  6. Step 6: Final answer
    x = 79,535.56

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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.