Home / 64,757.36-97,110.48-31,467.58

Finding the Fourth Proportional to 64,757.36, 97,110.48 and 31,467.58

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Solution

The fourth proportional to 64,757.36, 97,110.48 and 31,467.58 is: 47,188.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,757.36 : 97,110.48 = 31,467.58 : x
  2. Step 2: Convert to fraction form
    64,757.36/97,110.48 = 31,467.58/x
  3. Step 3: Cross multiply
    64,757.36x = 97,110.48 × 31,467.58
  4. Step 4: Simplify right side
    64,757.36x = 3,055,831,798.24
  5. Step 5: Solve for x
    x = 3,055,831,798.24/64,757.36
  6. Step 6: Final answer
    x = 47,188.95

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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.