Home / 110,420.04-165,636.42-31,528.20

Finding the Fourth Proportional to 110,420.04, 165,636.42 and 31,528.20

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Solution

The fourth proportional to 110,420.04, 165,636.42 and 31,528.20 is: 47,294.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,420.04 : 165,636.42 = 31,528.20 : x
  2. Step 2: Convert to fraction form
    110,420.04/165,636.42 = 31,528.20/x
  3. Step 3: Cross multiply
    110,420.04x = 165,636.42 × 31,528.20
  4. Step 4: Simplify right side
    110,420.04x = 5,222,218,177.04
  5. Step 5: Solve for x
    x = 5,222,218,177.04/110,420.04
  6. Step 6: Final answer
    x = 47,294.12

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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.