Home / 108,867.97-163,259.97-42,299.34

Finding the Fourth Proportional to 108,867.97, 163,259.97 and 42,299.34

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Solution

The fourth proportional to 108,867.97, 163,259.97 and 42,299.34 is: 63,432.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,867.97 : 163,259.97 = 42,299.34 : x
  2. Step 2: Convert to fraction form
    108,867.97/163,259.97 = 42,299.34/x
  3. Step 3: Cross multiply
    108,867.97x = 163,259.97 × 42,299.34
  4. Step 4: Simplify right side
    108,867.97x = 6,905,788,979.42
  5. Step 5: Solve for x
    x = 6,905,788,979.42/108,867.97
  6. Step 6: Final answer
    x = 63,432.70

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1.5x scale

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.