Home / 88,924.91-122,707.01-53,109.95

Finding the Fourth Proportional to 88,924.91, 122,707.01 and 53,109.95

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Solution

The fourth proportional to 88,924.91, 122,707.01 and 53,109.95 is: 73,286.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,924.91 : 122,707.01 = 53,109.95 : x
  2. Step 2: Convert to fraction form
    88,924.91/122,707.01 = 53,109.95/x
  3. Step 3: Cross multiply
    88,924.91x = 122,707.01 × 53,109.95
  4. Step 4: Simplify right side
    88,924.91x = 6,516,963,165.75
  5. Step 5: Solve for x
    x = 6,516,963,165.75/88,924.91
  6. Step 6: Final answer
    x = 73,286.14

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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.