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Finding the Fourth Proportional to 92,503.99, 127,655.51 and 50,062.52

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Solution

The fourth proportional to 92,503.99, 127,655.51 and 50,062.52 is: 69,086.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,503.99 : 127,655.51 = 50,062.52 : x
  2. Step 2: Convert to fraction form
    92,503.99/127,655.51 = 50,062.52/x
  3. Step 3: Cross multiply
    92,503.99x = 127,655.51 × 50,062.52
  4. Step 4: Simplify right side
    92,503.99x = 6,390,756,488.07
  5. Step 5: Solve for x
    x = 6,390,756,488.07/92,503.99
  6. Step 6: Final answer
    x = 69,086.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.