Home / 82,537.49-114,004.79-63,646.67

Finding the Fourth Proportional to 82,537.49, 114,004.79 and 63,646.67

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Solution

The fourth proportional to 82,537.49, 114,004.79 and 63,646.67 is: 87,911.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,537.49 : 114,004.79 = 63,646.67 : x
  2. Step 2: Convert to fraction form
    82,537.49/114,004.79 = 63,646.67/x
  3. Step 3: Cross multiply
    82,537.49x = 114,004.79 × 63,646.67
  4. Step 4: Simplify right side
    82,537.49x = 7,256,024,359.29
  5. Step 5: Solve for x
    x = 7,256,024,359.29/82,537.49
  6. Step 6: Final answer
    x = 87,911.87

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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.