Home / 84,037.09-126,055.17-48,475.35

Finding the Fourth Proportional to 84,037.09, 126,055.17 and 48,475.35

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Solution

The fourth proportional to 84,037.09, 126,055.17 and 48,475.35 is: 72,712.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,037.09 : 126,055.17 = 48,475.35 : x
  2. Step 2: Convert to fraction form
    84,037.09/126,055.17 = 48,475.35/x
  3. Step 3: Cross multiply
    84,037.09x = 126,055.17 × 48,475.35
  4. Step 4: Simplify right side
    84,037.09x = 6,110,568,485.06
  5. Step 5: Solve for x
    x = 6,110,568,485.06/84,037.09
  6. Step 6: Final answer
    x = 72,712.76

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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.