Home / 113,270.10-156,313.32-62,286.12

Finding the Fourth Proportional to 113,270.10, 156,313.32 and 62,286.12

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Solution

The fourth proportional to 113,270.10, 156,313.32 and 62,286.12 is: 85,955.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,270.10 : 156,313.32 = 62,286.12 : x
  2. Step 2: Convert to fraction form
    113,270.10/156,313.32 = 62,286.12/x
  3. Step 3: Cross multiply
    113,270.10x = 156,313.32 × 62,286.12
  4. Step 4: Simplify right side
    113,270.10x = 9,736,150,207.12
  5. Step 5: Solve for x
    x = 9,736,150,207.12/113,270.10
  6. Step 6: Final answer
    x = 85,955.17

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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.