Home / 64,835.19-89,474.14-36,154.57

Finding the Fourth Proportional to 64,835.19, 89,474.14 and 36,154.57

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Solution

The fourth proportional to 64,835.19, 89,474.14 and 36,154.57 is: 49,894.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,835.19 : 89,474.14 = 36,154.57 : x
  2. Step 2: Convert to fraction form
    64,835.19/89,474.14 = 36,154.57/x
  3. Step 3: Cross multiply
    64,835.19x = 89,474.14 × 36,154.57
  4. Step 4: Simplify right side
    64,835.19x = 3,234,899,057.82
  5. Step 5: Solve for x
    x = 3,234,899,057.82/64,835.19
  6. Step 6: Final answer
    x = 49,894.19

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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.