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Finding the Fourth Proportional to 58,281.21, 80,454.11 and 44,847.45

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Solution

The fourth proportional to 58,281.21, 80,454.11 and 44,847.45 is: 61,909.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,281.21 : 80,454.11 = 44,847.45 : x
  2. Step 2: Convert to fraction form
    58,281.21/80,454.11 = 44,847.45/x
  3. Step 3: Cross multiply
    58,281.21x = 80,454.11 × 44,847.45
  4. Step 4: Simplify right side
    58,281.21x = 3,608,161,451.28
  5. Step 5: Solve for x
    x = 3,608,161,451.28/58,281.21
  6. Step 6: Final answer
    x = 61,909.52

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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.