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Finding the Fourth Proportional to 163,064.10, 244,608.30 and 57,869.40

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Solution

The fourth proportional to 163,064.10, 244,608.30 and 57,869.40 is: 86,808.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,064.10 : 244,608.30 = 57,869.40 : x
  2. Step 2: Convert to fraction form
    163,064.10/244,608.30 = 57,869.40/x
  3. Step 3: Cross multiply
    163,064.10x = 244,608.30 × 57,869.40
  4. Step 4: Simplify right side
    163,064.10x = 14,155,335,556.02
  5. Step 5: Solve for x
    x = 14,155,335,556.02/163,064.10
  6. Step 6: Final answer
    x = 86,808.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.