Home / 84,144.40-116,143.12-59,000.08

Finding the Fourth Proportional to 84,144.40, 116,143.12 and 59,000.08

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Solution

The fourth proportional to 84,144.40, 116,143.12 and 59,000.08 is: 81,436.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,144.40 : 116,143.12 = 59,000.08 : x
  2. Step 2: Convert to fraction form
    84,144.40/116,143.12 = 59,000.08/x
  3. Step 3: Cross multiply
    84,144.40x = 116,143.12 × 59,000.08
  4. Step 4: Simplify right side
    84,144.40x = 6,852,453,371.45
  5. Step 5: Solve for x
    x = 6,852,453,371.45/84,144.40
  6. Step 6: Final answer
    x = 81,436.83

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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.