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Finding the Fourth Proportional to 64,895.79, 97,433.32 and 44,855.91

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Solution

The fourth proportional to 64,895.79, 97,433.32 and 44,855.91 is: 67,345.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,895.79 : 97,433.32 = 44,855.91 : x
  2. Step 2: Convert to fraction form
    64,895.79/97,433.32 = 44,855.91/x
  3. Step 3: Cross multiply
    64,895.79x = 97,433.32 × 44,855.91
  4. Step 4: Simplify right side
    64,895.79x = 4,370,460,232.92
  5. Step 5: Solve for x
    x = 4,370,460,232.92/64,895.79
  6. Step 6: Final answer
    x = 67,345.82

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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.