Home / 64,815.52-89,444.64-36,526

Finding the Fourth Proportional to 64,815.52, 89,444.64 and 36,526

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Solution

The fourth proportional to 64,815.52, 89,444.64 and 36,526 is: 50,405.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,815.52 : 89,444.64 = 36,526 : x
  2. Step 2: Convert to fraction form
    64,815.52/89,444.64 = 36,526/x
  3. Step 3: Cross multiply
    64,815.52x = 89,444.64 × 36,526
  4. Step 4: Simplify right side
    64,815.52x = 3,267,054,920.64
  5. Step 5: Solve for x
    x = 3,267,054,920.64/64,815.52
  6. Step 6: Final answer
    x = 50,405.44

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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.