Home / 84,088.16-116,542.56-82,513.52

Finding the Fourth Proportional to 84,088.16, 116,542.56 and 82,513.52

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Solution

The fourth proportional to 84,088.16, 116,542.56 and 82,513.52 is: 114,360.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,088.16 : 116,542.56 = 82,513.52 : x
  2. Step 2: Convert to fraction form
    84,088.16/116,542.56 = 82,513.52/x
  3. Step 3: Cross multiply
    84,088.16x = 116,542.56 × 82,513.52
  4. Step 4: Simplify right side
    84,088.16x = 9,616,336,855.41
  5. Step 5: Solve for x
    x = 9,616,336,855.41/84,088.16
  6. Step 6: Final answer
    x = 114,360.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.