Home / 74,639.46-102,995.67-44,419.91

Finding the Fourth Proportional to 74,639.46, 102,995.67 and 44,419.91

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Solution

The fourth proportional to 74,639.46, 102,995.67 and 44,419.91 is: 61,295.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,639.46 : 102,995.67 = 44,419.91 : x
  2. Step 2: Convert to fraction form
    74,639.46/102,995.67 = 44,419.91/x
  3. Step 3: Cross multiply
    74,639.46x = 102,995.67 × 44,419.91
  4. Step 4: Simplify right side
    74,639.46x = 4,575,057,876.81
  5. Step 5: Solve for x
    x = 4,575,057,876.81/74,639.46
  6. Step 6: Final answer
    x = 61,295.43

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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.