Home / 80,671.02-111,325.23-44,859.30

Finding the Fourth Proportional to 80,671.02, 111,325.23 and 44,859.30

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Solution

The fourth proportional to 80,671.02, 111,325.23 and 44,859.30 is: 61,905.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,671.02 : 111,325.23 = 44,859.30 : x
  2. Step 2: Convert to fraction form
    80,671.02/111,325.23 = 44,859.30/x
  3. Step 3: Cross multiply
    80,671.02x = 111,325.23 × 44,859.30
  4. Step 4: Simplify right side
    80,671.02x = 4,993,971,890.14
  5. Step 5: Solve for x
    x = 4,993,971,890.14/80,671.02
  6. Step 6: Final answer
    x = 61,905.40

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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.