Home / 146,404.36-202,038.12-79,336.36

Finding the Fourth Proportional to 146,404.36, 202,038.12 and 79,336.36

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Solution

The fourth proportional to 146,404.36, 202,038.12 and 79,336.36 is: 109,484.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,404.36 : 202,038.12 = 79,336.36 : x
  2. Step 2: Convert to fraction form
    146,404.36/202,038.12 = 79,336.36/x
  3. Step 3: Cross multiply
    146,404.36x = 202,038.12 × 79,336.36
  4. Step 4: Simplify right side
    146,404.36x = 16,028,969,022.04
  5. Step 5: Solve for x
    x = 16,028,969,022.04/146,404.36
  6. Step 6: Final answer
    x = 109,484.23

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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.