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Finding the Fourth Proportional to 92,622.99, 127,822.14 and 56,792.37

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Solution

The fourth proportional to 92,622.99, 127,822.14 and 56,792.37 is: 78,374.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,622.99 : 127,822.14 = 56,792.37 : x
  2. Step 2: Convert to fraction form
    92,622.99/127,822.14 = 56,792.37/x
  3. Step 3: Cross multiply
    92,622.99x = 127,822.14 × 56,792.37
  4. Step 4: Simplify right side
    92,622.99x = 7,259,322,269.07
  5. Step 5: Solve for x
    x = 7,259,322,269.07/92,622.99
  6. Step 6: Final answer
    x = 78,374.95

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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.