Home / 89,514.87-134,308.74-57,529.77

Finding the Fourth Proportional to 89,514.87, 134,308.74 and 57,529.77

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Solution

The fourth proportional to 89,514.87, 134,308.74 and 57,529.77 is: 86,318.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,514.87 : 134,308.74 = 57,529.77 : x
  2. Step 2: Convert to fraction form
    89,514.87/134,308.74 = 57,529.77/x
  3. Step 3: Cross multiply
    89,514.87x = 134,308.74 × 57,529.77
  4. Step 4: Simplify right side
    89,514.87x = 7,726,750,921.19
  5. Step 5: Solve for x
    x = 7,726,750,921.19/89,514.87
  6. Step 6: Final answer
    x = 86,318.07

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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.