Home / 97,749.40-146,632.64-27,628.71

Finding the Fourth Proportional to 97,749.40, 146,632.64 and 27,628.71

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Solution

The fourth proportional to 97,749.40, 146,632.64 and 27,628.71 is: 41,445.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,749.40 : 146,632.64 = 27,628.71 : x
  2. Step 2: Convert to fraction form
    97,749.40/146,632.64 = 27,628.71/x
  3. Step 3: Cross multiply
    97,749.40x = 146,632.64 × 27,628.71
  4. Step 4: Simplify right side
    97,749.40x = 4,051,270,756.17
  5. Step 5: Solve for x
    x = 4,051,270,756.17/97,749.40
  6. Step 6: Final answer
    x = 41,445.48

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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.