Home / 64,620.45-96,963.48-38,004.66

Finding the Fourth Proportional to 64,620.45, 96,963.48 and 38,004.66

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Solution

The fourth proportional to 64,620.45, 96,963.48 and 38,004.66 is: 57,026.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,620.45 : 96,963.48 = 38,004.66 : x
  2. Step 2: Convert to fraction form
    64,620.45/96,963.48 = 38,004.66/x
  3. Step 3: Cross multiply
    64,620.45x = 96,963.48 × 38,004.66
  4. Step 4: Simplify right side
    64,620.45x = 3,685,064,089.82
  5. Step 5: Solve for x
    x = 3,685,064,089.82/64,620.45
  6. Step 6: Final answer
    x = 57,026.28

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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.