Home / 110,557.20-165,816.60-40,400.40

Finding the Fourth Proportional to 110,557.20, 165,816.60 and 40,400.40

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Solution

The fourth proportional to 110,557.20, 165,816.60 and 40,400.40 is: 60,593.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,557.20 : 165,816.60 = 40,400.40 : x
  2. Step 2: Convert to fraction form
    110,557.20/165,816.60 = 40,400.40/x
  3. Step 3: Cross multiply
    110,557.20x = 165,816.60 × 40,400.40
  4. Step 4: Simplify right side
    110,557.20x = 6,699,056,966.64
  5. Step 5: Solve for x
    x = 6,699,056,966.64/110,557.20
  6. Step 6: Final answer
    x = 60,593.58

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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.