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Finding the Fourth Proportional to 48,496.48, 72,666.96 and 43,830.88

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Solution

The fourth proportional to 48,496.48, 72,666.96 and 43,830.88 is: 65,676.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,496.48 : 72,666.96 = 43,830.88 : x
  2. Step 2: Convert to fraction form
    48,496.48/72,666.96 = 43,830.88/x
  3. Step 3: Cross multiply
    48,496.48x = 72,666.96 × 43,830.88
  4. Step 4: Simplify right side
    48,496.48x = 3,185,056,803.72
  5. Step 5: Solve for x
    x = 3,185,056,803.72/48,496.48
  6. Step 6: Final answer
    x = 65,676.04

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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.