Home / 147,873.25-204,069.17-90,511.42

Finding the Fourth Proportional to 147,873.25, 204,069.17 and 90,511.42

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Solution

The fourth proportional to 147,873.25, 204,069.17 and 90,511.42 is: 124,908.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,873.25 : 204,069.17 = 90,511.42 : x
  2. Step 2: Convert to fraction form
    147,873.25/204,069.17 = 90,511.42/x
  3. Step 3: Cross multiply
    147,873.25x = 204,069.17 × 90,511.42
  4. Step 4: Simplify right side
    147,873.25x = 18,470,590,354.92
  5. Step 5: Solve for x
    x = 18,470,590,354.92/147,873.25
  6. Step 6: Final answer
    x = 124,908.26

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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.