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Finding the Fourth Proportional to 64,477.30, 96,718.38 and 17,733.82

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Solution

The fourth proportional to 64,477.30, 96,718.38 and 17,733.82 is: 26,601.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,477.30 : 96,718.38 = 17,733.82 : x
  2. Step 2: Convert to fraction form
    64,477.30/96,718.38 = 17,733.82/x
  3. Step 3: Cross multiply
    64,477.30x = 96,718.38 × 17,733.82
  4. Step 4: Simplify right side
    64,477.30x = 1,715,186,341.61
  5. Step 5: Solve for x
    x = 1,715,186,341.61/64,477.30
  6. Step 6: Final answer
    x = 26,601.40

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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.