Home / 45,050.46-67,487.49-29,420.70

Finding the Fourth Proportional to 45,050.46, 67,487.49 and 29,420.70

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Solution

The fourth proportional to 45,050.46, 67,487.49 and 29,420.70 is: 44,073.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,050.46 : 67,487.49 = 29,420.70 : x
  2. Step 2: Convert to fraction form
    45,050.46/67,487.49 = 29,420.70/x
  3. Step 3: Cross multiply
    45,050.46x = 67,487.49 × 29,420.70
  4. Step 4: Simplify right side
    45,050.46x = 1,985,529,197.04
  5. Step 5: Solve for x
    x = 1,985,529,197.04/45,050.46
  6. Step 6: Final answer
    x = 44,073.45

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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.