Home / 66,044.28-99,105.30-30,984.24

Finding the Fourth Proportional to 66,044.28, 99,105.30 and 30,984.24

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Solution

The fourth proportional to 66,044.28, 99,105.30 and 30,984.24 is: 46,494.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,044.28 : 99,105.30 = 30,984.24 : x
  2. Step 2: Convert to fraction form
    66,044.28/99,105.30 = 30,984.24/x
  3. Step 3: Cross multiply
    66,044.28x = 99,105.30 × 30,984.24
  4. Step 4: Simplify right side
    66,044.28x = 3,070,702,400.47
  5. Step 5: Solve for x
    x = 3,070,702,400.47/66,044.28
  6. Step 6: Final answer
    x = 46,494.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.