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Finding the Fourth Proportional to 104,482.71, 144,222.93 and 62,040.94

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Solution

The fourth proportional to 104,482.71, 144,222.93 and 62,040.94 is: 85,638.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,482.71 : 144,222.93 = 62,040.94 : x
  2. Step 2: Convert to fraction form
    104,482.71/144,222.93 = 62,040.94/x
  3. Step 3: Cross multiply
    104,482.71x = 144,222.93 × 62,040.94
  4. Step 4: Simplify right side
    104,482.71x = 8,947,725,786.20
  5. Step 5: Solve for x
    x = 8,947,725,786.20/104,482.71
  6. Step 6: Final answer
    x = 85,638.34

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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.