Home / 109,256.28-150,768.68-60,855.64

Finding the Fourth Proportional to 109,256.28, 150,768.68 and 60,855.64

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Solution

The fourth proportional to 109,256.28, 150,768.68 and 60,855.64 is: 83,978.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,256.28 : 150,768.68 = 60,855.64 : x
  2. Step 2: Convert to fraction form
    109,256.28/150,768.68 = 60,855.64/x
  3. Step 3: Cross multiply
    109,256.28x = 150,768.68 × 60,855.64
  4. Step 4: Simplify right side
    109,256.28x = 9,175,124,513.36
  5. Step 5: Solve for x
    x = 9,175,124,513.36/109,256.28
  6. Step 6: Final answer
    x = 83,978.01

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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.