Home / 64,630.92-96,971.10-25,215.51

Finding the Fourth Proportional to 64,630.92, 96,971.10 and 25,215.51

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Solution

The fourth proportional to 64,630.92, 96,971.10 and 25,215.51 is: 37,832.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,630.92 : 96,971.10 = 25,215.51 : x
  2. Step 2: Convert to fraction form
    64,630.92/96,971.10 = 25,215.51/x
  3. Step 3: Cross multiply
    64,630.92x = 96,971.10 × 25,215.51
  4. Step 4: Simplify right side
    64,630.92x = 2,445,175,741.76
  5. Step 5: Solve for x
    x = 2,445,175,741.76/64,630.92
  6. Step 6: Final answer
    x = 37,832.91

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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.