Home / 80,346.93-110,740.39-53,441.36

Finding the Fourth Proportional to 80,346.93, 110,740.39 and 53,441.36

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Solution

The fourth proportional to 80,346.93, 110,740.39 and 53,441.36 is: 73,657.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,346.93 : 110,740.39 = 53,441.36 : x
  2. Step 2: Convert to fraction form
    80,346.93/110,740.39 = 53,441.36/x
  3. Step 3: Cross multiply
    80,346.93x = 110,740.39 × 53,441.36
  4. Step 4: Simplify right side
    80,346.93x = 5,918,117,048.53
  5. Step 5: Solve for x
    x = 5,918,117,048.53/80,346.93
  6. Step 6: Final answer
    x = 73,657.04

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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.