Home / 207,035.10-285,701.79-116,394.87

Finding the Fourth Proportional to 207,035.10, 285,701.79 and 116,394.87

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Solution

The fourth proportional to 207,035.10, 285,701.79 and 116,394.87 is: 160,621.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,035.10 : 285,701.79 = 116,394.87 : x
  2. Step 2: Convert to fraction form
    207,035.10/285,701.79 = 116,394.87/x
  3. Step 3: Cross multiply
    207,035.10x = 285,701.79 × 116,394.87
  4. Step 4: Simplify right side
    207,035.10x = 33,254,222,705.82
  5. Step 5: Solve for x
    x = 33,254,222,705.82/207,035.10
  6. Step 6: Final answer
    x = 160,621.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.