Home / 95,161.47-131,313.87-56,913.12

Finding the Fourth Proportional to 95,161.47, 131,313.87 and 56,913.12

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Solution

The fourth proportional to 95,161.47, 131,313.87 and 56,913.12 is: 78,534.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,161.47 : 131,313.87 = 56,913.12 : x
  2. Step 2: Convert to fraction form
    95,161.47/131,313.87 = 56,913.12/x
  3. Step 3: Cross multiply
    95,161.47x = 131,313.87 × 56,913.12
  4. Step 4: Simplify right side
    95,161.47x = 7,473,482,040.97
  5. Step 5: Solve for x
    x = 7,473,482,040.97/95,161.47
  6. Step 6: Final answer
    x = 78,534.75

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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.