Home / 79,384.02-109,549.89-44,928.12

Finding the Fourth Proportional to 79,384.02, 109,549.89 and 44,928.12

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Solution

The fourth proportional to 79,384.02, 109,549.89 and 44,928.12 is: 62,000.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,384.02 : 109,549.89 = 44,928.12 : x
  2. Step 2: Convert to fraction form
    79,384.02/109,549.89 = 44,928.12/x
  3. Step 3: Cross multiply
    79,384.02x = 109,549.89 × 44,928.12
  4. Step 4: Simplify right side
    79,384.02x = 4,921,871,183.20
  5. Step 5: Solve for x
    x = 4,921,871,183.20/79,384.02
  6. Step 6: Final answer
    x = 62,000.78

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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.