Home / 64,270.24-96,237.69-51,721.72

Finding the Fourth Proportional to 64,270.24, 96,237.69 and 51,721.72

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Solution

The fourth proportional to 64,270.24, 96,237.69 and 51,721.72 is: 77,447.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,270.24 : 96,237.69 = 51,721.72 : x
  2. Step 2: Convert to fraction form
    64,270.24/96,237.69 = 51,721.72/x
  3. Step 3: Cross multiply
    64,270.24x = 96,237.69 × 51,721.72
  4. Step 4: Simplify right side
    64,270.24x = 4,977,578,855.63
  5. Step 5: Solve for x
    x = 4,977,578,855.63/64,270.24
  6. Step 6: Final answer
    x = 77,447.65

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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.