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Finding the Fourth Proportional to 64,460.51, 96,688.63 and 26,508.47

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Solution

The fourth proportional to 64,460.51, 96,688.63 and 26,508.47 is: 39,761.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,460.51 : 96,688.63 = 26,508.47 : x
  2. Step 2: Convert to fraction form
    64,460.51/96,688.63 = 26,508.47/x
  3. Step 3: Cross multiply
    64,460.51x = 96,688.63 × 26,508.47
  4. Step 4: Simplify right side
    64,460.51x = 2,563,067,197.39
  5. Step 5: Solve for x
    x = 2,563,067,197.39/64,460.51
  6. Step 6: Final answer
    x = 39,761.82

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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.