Home / 92,243.10-138,274.65-47,264.46

Finding the Fourth Proportional to 92,243.10, 138,274.65 and 47,264.46

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Solution

The fourth proportional to 92,243.10, 138,274.65 and 47,264.46 is: 70,850.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,243.10 : 138,274.65 = 47,264.46 : x
  2. Step 2: Convert to fraction form
    92,243.10/138,274.65 = 47,264.46/x
  3. Step 3: Cross multiply
    92,243.10x = 138,274.65 × 47,264.46
  4. Step 4: Simplify right side
    92,243.10x = 6,535,476,663.94
  5. Step 5: Solve for x
    x = 6,535,476,663.94/92,243.10
  6. Step 6: Final answer
    x = 70,850.57

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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.