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Finding the Fourth Proportional to 64,296.95, 96,445.40 and 29,246.63

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Solution

The fourth proportional to 64,296.95, 96,445.40 and 29,246.63 is: 43,869.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,296.95 : 96,445.40 = 29,246.63 : x
  2. Step 2: Convert to fraction form
    64,296.95/96,445.40 = 29,246.63/x
  3. Step 3: Cross multiply
    64,296.95x = 96,445.40 × 29,246.63
  4. Step 4: Simplify right side
    64,296.95x = 2,820,702,300.54
  5. Step 5: Solve for x
    x = 2,820,702,300.54/64,296.95
  6. Step 6: Final answer
    x = 43,869.93

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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.