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Finding the Fourth Proportional to 64,158.69, 96,186.05 and 26,746.82

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Solution

The fourth proportional to 64,158.69, 96,186.05 and 26,746.82 is: 40,098.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,158.69 : 96,186.05 = 26,746.82 : x
  2. Step 2: Convert to fraction form
    64,158.69/96,186.05 = 26,746.82/x
  3. Step 3: Cross multiply
    64,158.69x = 96,186.05 × 26,746.82
  4. Step 4: Simplify right side
    64,158.69x = 2,572,670,812.19
  5. Step 5: Solve for x
    x = 2,572,670,812.19/64,158.69
  6. Step 6: Final answer
    x = 40,098.55

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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.