Home / 161,295.86-242,041.08-56,188.64

Finding the Fourth Proportional to 161,295.86, 242,041.08 and 56,188.64

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Solution

The fourth proportional to 161,295.86, 242,041.08 and 56,188.64 is: 84,316.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,295.86 : 242,041.08 = 56,188.64 : x
  2. Step 2: Convert to fraction form
    161,295.86/242,041.08 = 56,188.64/x
  3. Step 3: Cross multiply
    161,295.86x = 242,041.08 × 56,188.64
  4. Step 4: Simplify right side
    161,295.86x = 13,599,959,109.33
  5. Step 5: Solve for x
    x = 13,599,959,109.33/161,295.86
  6. Step 6: Final answer
    x = 84,316.85

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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.