Home / 82,972.46-114,501.78-45,246.72

Finding the Fourth Proportional to 82,972.46, 114,501.78 and 45,246.72

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Solution

The fourth proportional to 82,972.46, 114,501.78 and 45,246.72 is: 62,440.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,972.46 : 114,501.78 = 45,246.72 : x
  2. Step 2: Convert to fraction form
    82,972.46/114,501.78 = 45,246.72/x
  3. Step 3: Cross multiply
    82,972.46x = 114,501.78 × 45,246.72
  4. Step 4: Simplify right side
    82,972.46x = 5,180,829,979.16
  5. Step 5: Solve for x
    x = 5,180,829,979.16/82,972.46
  6. Step 6: Final answer
    x = 62,440.36

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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.