Home / 69,084.64-103,557.75-29,113.26

Finding the Fourth Proportional to 69,084.64, 103,557.75 and 29,113.26

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Solution

The fourth proportional to 69,084.64, 103,557.75 and 29,113.26 is: 43,640.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,084.64 : 103,557.75 = 29,113.26 : x
  2. Step 2: Convert to fraction form
    69,084.64/103,557.75 = 29,113.26/x
  3. Step 3: Cross multiply
    69,084.64x = 103,557.75 × 29,113.26
  4. Step 4: Simplify right side
    69,084.64x = 3,014,903,700.77
  5. Step 5: Solve for x
    x = 3,014,903,700.77/69,084.64
  6. Step 6: Final answer
    x = 43,640.72

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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.