Home / 245,962.09-339,512.63-144,020.32

Finding the Fourth Proportional to 245,962.09, 339,512.63 and 144,020.32

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Solution

The fourth proportional to 245,962.09, 339,512.63 and 144,020.32 is: 198,797.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,962.09 : 339,512.63 = 144,020.32 : x
  2. Step 2: Convert to fraction form
    245,962.09/339,512.63 = 144,020.32/x
  3. Step 3: Cross multiply
    245,962.09x = 339,512.63 × 144,020.32
  4. Step 4: Simplify right side
    245,962.09x = 48,896,717,616.64
  5. Step 5: Solve for x
    x = 48,896,717,616.64/245,962.09
  6. Step 6: Final answer
    x = 198,797.78

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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.