Home / 168,210.13-252,363.90-49,884.32

Finding the Fourth Proportional to 168,210.13, 252,363.90 and 49,884.32

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Solution

The fourth proportional to 168,210.13, 252,363.90 and 49,884.32 is: 74,840.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,210.13 : 252,363.90 = 49,884.32 : x
  2. Step 2: Convert to fraction form
    168,210.13/252,363.90 = 49,884.32/x
  3. Step 3: Cross multiply
    168,210.13x = 252,363.90 × 49,884.32
  4. Step 4: Simplify right side
    168,210.13x = 12,589,000,032.81
  5. Step 5: Solve for x
    x = 12,589,000,032.81/168,210.13
  6. Step 6: Final answer
    x = 74,840.91

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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.