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Finding the Fourth Proportional to 92,716.90, 127,952.39 and 52,437.22

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Solution

The fourth proportional to 92,716.90, 127,952.39 and 52,437.22 is: 72,365.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,716.90 : 127,952.39 = 52,437.22 : x
  2. Step 2: Convert to fraction form
    92,716.90/127,952.39 = 52,437.22/x
  3. Step 3: Cross multiply
    92,716.90x = 127,952.39 × 52,437.22
  4. Step 4: Simplify right side
    92,716.90x = 6,709,467,435.17
  5. Step 5: Solve for x
    x = 6,709,467,435.17/92,716.90
  6. Step 6: Final answer
    x = 72,365.10

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1.5x scale

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.