Home / 97,341.22-145,955.94-38,107.54

Finding the Fourth Proportional to 97,341.22, 145,955.94 and 38,107.54

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Solution

The fourth proportional to 97,341.22, 145,955.94 and 38,107.54 is: 57,139.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,341.22 : 145,955.94 = 38,107.54 : x
  2. Step 2: Convert to fraction form
    97,341.22/145,955.94 = 38,107.54/x
  3. Step 3: Cross multiply
    97,341.22x = 145,955.94 × 38,107.54
  4. Step 4: Simplify right side
    97,341.22x = 5,562,021,821.79
  5. Step 5: Solve for x
    x = 5,562,021,821.79/97,341.22
  6. Step 6: Final answer
    x = 57,139.43

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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.