Home / 69,853.79-104,613.93-40,209.35

Finding the Fourth Proportional to 69,853.79, 104,613.93 and 40,209.35

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Solution

The fourth proportional to 69,853.79, 104,613.93 and 40,209.35 is: 60,218.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,853.79 : 104,613.93 = 40,209.35 : x
  2. Step 2: Convert to fraction form
    69,853.79/104,613.93 = 40,209.35/x
  3. Step 3: Cross multiply
    69,853.79x = 104,613.93 × 40,209.35
  4. Step 4: Simplify right side
    69,853.79x = 4,206,457,603.18
  5. Step 5: Solve for x
    x = 4,206,457,603.18/69,853.79
  6. Step 6: Final answer
    x = 60,218.03

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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.