Home / 181,150.40-272,017.20-136,827.20

Finding the Fourth Proportional to 181,150.40, 272,017.20 and 136,827.20

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Solution

The fourth proportional to 181,150.40, 272,017.20 and 136,827.20 is: 205,461.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,150.40 : 272,017.20 = 136,827.20 : x
  2. Step 2: Convert to fraction form
    181,150.40/272,017.20 = 136,827.20/x
  3. Step 3: Cross multiply
    181,150.40x = 272,017.20 × 136,827.20
  4. Step 4: Simplify right side
    181,150.40x = 37,219,351,827.84
  5. Step 5: Solve for x
    x = 37,219,351,827.84/181,150.40
  6. Step 6: Final answer
    x = 205,461.05

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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.