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Finding the Fourth Proportional to 48,914.80, 73,210.20 and 35,549.80

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Solution

The fourth proportional to 48,914.80, 73,210.20 and 35,549.80 is: 53,206.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,914.80 : 73,210.20 = 35,549.80 : x
  2. Step 2: Convert to fraction form
    48,914.80/73,210.20 = 35,549.80/x
  3. Step 3: Cross multiply
    48,914.80x = 73,210.20 × 35,549.80
  4. Step 4: Simplify right side
    48,914.80x = 2,602,607,967.96
  5. Step 5: Solve for x
    x = 2,602,607,967.96/48,914.80
  6. Step 6: Final answer
    x = 53,206.96

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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.