Home / 74,076.17-111,139.19-23,483.45

Finding the Fourth Proportional to 74,076.17, 111,139.19 and 23,483.45

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Solution

The fourth proportional to 74,076.17, 111,139.19 and 23,483.45 is: 35,233.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,076.17 : 111,139.19 = 23,483.45 : x
  2. Step 2: Convert to fraction form
    74,076.17/111,139.19 = 23,483.45/x
  3. Step 3: Cross multiply
    74,076.17x = 111,139.19 × 23,483.45
  4. Step 4: Simplify right side
    74,076.17x = 2,609,931,859.90
  5. Step 5: Solve for x
    x = 2,609,931,859.90/74,076.17
  6. Step 6: Final answer
    x = 35,233.09

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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.