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Finding the Fourth Proportional to 64,071.65, 96,071.48 and 26,606.52

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Solution

The fourth proportional to 64,071.65, 96,071.48 and 26,606.52 is: 39,894.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,071.65 : 96,071.48 = 26,606.52 : x
  2. Step 2: Convert to fraction form
    64,071.65/96,071.48 = 26,606.52/x
  3. Step 3: Cross multiply
    64,071.65x = 96,071.48 × 26,606.52
  4. Step 4: Simplify right side
    64,071.65x = 2,556,127,621.02
  5. Step 5: Solve for x
    x = 2,556,127,621.02/64,071.65
  6. Step 6: Final answer
    x = 39,894.83

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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.