Home / 72,841.04-100,520.52-41,008.40

Finding the Fourth Proportional to 72,841.04, 100,520.52 and 41,008.40

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Solution

The fourth proportional to 72,841.04, 100,520.52 and 41,008.40 is: 56,591.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,841.04 : 100,520.52 = 41,008.40 : x
  2. Step 2: Convert to fraction form
    72,841.04/100,520.52 = 41,008.40/x
  3. Step 3: Cross multiply
    72,841.04x = 100,520.52 × 41,008.40
  4. Step 4: Simplify right side
    72,841.04x = 4,122,185,692.37
  5. Step 5: Solve for x
    x = 4,122,185,692.37/72,841.04
  6. Step 6: Final answer
    x = 56,591.53

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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.