Home / 71,569.51-98,770.40-41,360.35

Finding the Fourth Proportional to 71,569.51, 98,770.40 and 41,360.35

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Solution

The fourth proportional to 71,569.51, 98,770.40 and 41,360.35 is: 57,079.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,569.51 : 98,770.40 = 41,360.35 : x
  2. Step 2: Convert to fraction form
    71,569.51/98,770.40 = 41,360.35/x
  3. Step 3: Cross multiply
    71,569.51x = 98,770.40 × 41,360.35
  4. Step 4: Simplify right side
    71,569.51x = 4,085,178,313.64
  5. Step 5: Solve for x
    x = 4,085,178,313.64/71,569.51
  6. Step 6: Final answer
    x = 57,079.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.