Home / 84,163.50-116,145.63-46,437.75

Finding the Fourth Proportional to 84,163.50, 116,145.63 and 46,437.75

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Solution

The fourth proportional to 84,163.50, 116,145.63 and 46,437.75 is: 64,084.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,163.50 : 116,145.63 = 46,437.75 : x
  2. Step 2: Convert to fraction form
    84,163.50/116,145.63 = 46,437.75/x
  3. Step 3: Cross multiply
    84,163.50x = 116,145.63 × 46,437.75
  4. Step 4: Simplify right side
    84,163.50x = 5,393,541,729.53
  5. Step 5: Solve for x
    x = 5,393,541,729.53/84,163.50
  6. Step 6: Final answer
    x = 64,084.10

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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.