Home / 82,473.37-113,864.77-56,676.35

Finding the Fourth Proportional to 82,473.37, 113,864.77 and 56,676.35

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Solution

The fourth proportional to 82,473.37, 113,864.77 and 56,676.35 is: 78,248.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,473.37 : 113,864.77 = 56,676.35 : x
  2. Step 2: Convert to fraction form
    82,473.37/113,864.77 = 56,676.35/x
  3. Step 3: Cross multiply
    82,473.37x = 113,864.77 × 56,676.35
  4. Step 4: Simplify right side
    82,473.37x = 6,453,439,912.70
  5. Step 5: Solve for x
    x = 6,453,439,912.70/82,473.37
  6. Step 6: Final answer
    x = 78,248.77

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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.