Home / 64,852.17-89,494.20-36,172.68

Finding the Fourth Proportional to 64,852.17, 89,494.20 and 36,172.68

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Solution

The fourth proportional to 64,852.17, 89,494.20 and 36,172.68 is: 49,917.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,852.17 : 89,494.20 = 36,172.68 : x
  2. Step 2: Convert to fraction form
    64,852.17/89,494.20 = 36,172.68/x
  3. Step 3: Cross multiply
    64,852.17x = 89,494.20 × 36,172.68
  4. Step 4: Simplify right side
    64,852.17x = 3,237,245,058.46
  5. Step 5: Solve for x
    x = 3,237,245,058.46/64,852.17
  6. Step 6: Final answer
    x = 49,917.30

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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.