Home / 92,644.49-127,799.99-56,357.03

Finding the Fourth Proportional to 92,644.49, 127,799.99 and 56,357.03

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Solution

The fourth proportional to 92,644.49, 127,799.99 and 56,357.03 is: 77,742.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,644.49 : 127,799.99 = 56,357.03 : x
  2. Step 2: Convert to fraction form
    92,644.49/127,799.99 = 56,357.03/x
  3. Step 3: Cross multiply
    92,644.49x = 127,799.99 × 56,357.03
  4. Step 4: Simplify right side
    92,644.49x = 7,202,426,949.64
  5. Step 5: Solve for x
    x = 7,202,426,949.64/92,644.49
  6. Step 6: Final answer
    x = 77,742.64

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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.