Home / 80,062.32-110,484.09-43,762.15

Finding the Fourth Proportional to 80,062.32, 110,484.09 and 43,762.15

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Solution

The fourth proportional to 80,062.32, 110,484.09 and 43,762.15 is: 60,390.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,062.32 : 110,484.09 = 43,762.15 : x
  2. Step 2: Convert to fraction form
    80,062.32/110,484.09 = 43,762.15/x
  3. Step 3: Cross multiply
    80,062.32x = 110,484.09 × 43,762.15
  4. Step 4: Simplify right side
    80,062.32x = 4,835,021,319.19
  5. Step 5: Solve for x
    x = 4,835,021,319.19/80,062.32
  6. Step 6: Final answer
    x = 60,390.72

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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.