Home / 161,291.86-242,035.09-56,184.64

Finding the Fourth Proportional to 161,291.86, 242,035.09 and 56,184.64

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Solution

The fourth proportional to 161,291.86, 242,035.09 and 56,184.64 is: 84,310.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,291.86 : 242,035.09 = 56,184.64 : x
  2. Step 2: Convert to fraction form
    161,291.86/242,035.09 = 56,184.64/x
  3. Step 3: Cross multiply
    161,291.86x = 242,035.09 × 56,184.64
  4. Step 4: Simplify right side
    161,291.86x = 13,598,653,653.47
  5. Step 5: Solve for x
    x = 13,598,653,653.47/161,291.86
  6. Step 6: Final answer
    x = 84,310.85

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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.