Home / 209,621.52-314,383.68-59,857.92

Finding the Fourth Proportional to 209,621.52, 314,383.68 and 59,857.92

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Solution

The fourth proportional to 209,621.52, 314,383.68 and 59,857.92 is: 89,773.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,621.52 : 314,383.68 = 59,857.92 : x
  2. Step 2: Convert to fraction form
    209,621.52/314,383.68 = 59,857.92/x
  3. Step 3: Cross multiply
    209,621.52x = 314,383.68 × 59,857.92
  4. Step 4: Simplify right side
    209,621.52x = 18,818,353,166.75
  5. Step 5: Solve for x
    x = 18,818,353,166.75/209,621.52
  6. Step 6: Final answer
    x = 89,773.00

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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.