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Finding the Fourth Proportional to 181,804.40, 272,706.60 and 48,705.20

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Solution

The fourth proportional to 181,804.40, 272,706.60 and 48,705.20 is: 73,057.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,804.40 : 272,706.60 = 48,705.20 : x
  2. Step 2: Convert to fraction form
    181,804.40/272,706.60 = 48,705.20/x
  3. Step 3: Cross multiply
    181,804.40x = 272,706.60 × 48,705.20
  4. Step 4: Simplify right side
    181,804.40x = 13,282,229,494.32
  5. Step 5: Solve for x
    x = 13,282,229,494.32/181,804.40
  6. Step 6: Final answer
    x = 73,057.80

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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.