Home / 84,149.35-116,126.09-46,423.60

Finding the Fourth Proportional to 84,149.35, 116,126.09 and 46,423.60

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Solution

The fourth proportional to 84,149.35, 116,126.09 and 46,423.60 is: 64,064.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,149.35 : 116,126.09 = 46,423.60 : x
  2. Step 2: Convert to fraction form
    84,149.35/116,126.09 = 46,423.60/x
  3. Step 3: Cross multiply
    84,149.35x = 116,126.09 × 46,423.60
  4. Step 4: Simplify right side
    84,149.35x = 5,390,990,977.47
  5. Step 5: Solve for x
    x = 5,390,990,977.47/84,149.35
  6. Step 6: Final answer
    x = 64,064.56

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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.