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Finding the Fourth Proportional to 92,461.92, 127,556.94 and 54,202.07

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Solution

The fourth proportional to 92,461.92, 127,556.94 and 54,202.07 is: 74,775.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,461.92 : 127,556.94 = 54,202.07 : x
  2. Step 2: Convert to fraction form
    92,461.92/127,556.94 = 54,202.07/x
  3. Step 3: Cross multiply
    92,461.92x = 127,556.94 × 54,202.07
  4. Step 4: Simplify right side
    92,461.92x = 6,913,849,553.08
  5. Step 5: Solve for x
    x = 6,913,849,553.08/92,461.92
  6. Step 6: Final answer
    x = 74,775.10

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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.