Home / 110,703.60-166,118.58-60,140.16

Finding the Fourth Proportional to 110,703.60, 166,118.58 and 60,140.16

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Solution

The fourth proportional to 110,703.60, 166,118.58 and 60,140.16 is: 90,244.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,703.60 : 166,118.58 = 60,140.16 : x
  2. Step 2: Convert to fraction form
    110,703.60/166,118.58 = 60,140.16/x
  3. Step 3: Cross multiply
    110,703.60x = 166,118.58 × 60,140.16
  4. Step 4: Simplify right side
    110,703.60x = 9,990,397,980.17
  5. Step 5: Solve for x
    x = 9,990,397,980.17/110,703.60
  6. Step 6: Final answer
    x = 90,244.56

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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.