Home / 82,110.14-113,253.20-53,376.20

Finding the Fourth Proportional to 82,110.14, 113,253.20 and 53,376.20

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Solution

The fourth proportional to 82,110.14, 113,253.20 and 53,376.20 is: 73,620.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,110.14 : 113,253.20 = 53,376.20 : x
  2. Step 2: Convert to fraction form
    82,110.14/113,253.20 = 53,376.20/x
  3. Step 3: Cross multiply
    82,110.14x = 113,253.20 × 53,376.20
  4. Step 4: Simplify right side
    82,110.14x = 6,045,024,887.57
  5. Step 5: Solve for x
    x = 6,045,024,887.57/82,110.14
  6. Step 6: Final answer
    x = 73,620.93

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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.