Home / 246,887.40-370,331.10-80,692.20

Finding the Fourth Proportional to 246,887.40, 370,331.10 and 80,692.20

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Solution

The fourth proportional to 246,887.40, 370,331.10 and 80,692.20 is: 121,038.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,887.40 : 370,331.10 = 80,692.20 : x
  2. Step 2: Convert to fraction form
    246,887.40/370,331.10 = 80,692.20/x
  3. Step 3: Cross multiply
    246,887.40x = 370,331.10 × 80,692.20
  4. Step 4: Simplify right side
    246,887.40x = 29,882,831,187.42
  5. Step 5: Solve for x
    x = 29,882,831,187.42/246,887.40
  6. Step 6: Final answer
    x = 121,038.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.