Home / 161,319.36-242,000.88-56,124.72

Finding the Fourth Proportional to 161,319.36, 242,000.88 and 56,124.72

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Solution

The fourth proportional to 161,319.36, 242,000.88 and 56,124.72 is: 84,194.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,319.36 : 242,000.88 = 56,124.72 : x
  2. Step 2: Convert to fraction form
    161,319.36/242,000.88 = 56,124.72/x
  3. Step 3: Cross multiply
    161,319.36x = 242,000.88 × 56,124.72
  4. Step 4: Simplify right side
    161,319.36x = 13,582,231,629.75
  5. Step 5: Solve for x
    x = 13,582,231,629.75/161,319.36
  6. Step 6: Final answer
    x = 84,194.68

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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.