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Finding the Fourth Proportional to 64,903.68, 97,445.13 and 44,863.77

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Solution

The fourth proportional to 64,903.68, 97,445.13 and 44,863.77 is: 67,357.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,903.68 : 97,445.13 = 44,863.77 : x
  2. Step 2: Convert to fraction form
    64,903.68/97,445.13 = 44,863.77/x
  3. Step 3: Cross multiply
    64,903.68x = 97,445.13 × 44,863.77
  4. Step 4: Simplify right side
    64,903.68x = 4,371,756,097.12
  5. Step 5: Solve for x
    x = 4,371,756,097.12/64,903.68
  6. Step 6: Final answer
    x = 67,357.60

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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.