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Finding the Fourth Proportional to 92,297.61, 127,359.41 and 54,028.76

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Solution

The fourth proportional to 92,297.61, 127,359.41 and 54,028.76 is: 74,553.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,297.61 : 127,359.41 = 54,028.76 : x
  2. Step 2: Convert to fraction form
    92,297.61/127,359.41 = 54,028.76/x
  3. Step 3: Cross multiply
    92,297.61x = 127,359.41 × 54,028.76
  4. Step 4: Simplify right side
    92,297.61x = 6,881,070,089.69
  5. Step 5: Solve for x
    x = 6,881,070,089.69/92,297.61
  6. Step 6: Final answer
    x = 74,553.07

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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.