Home / 78,570.46-108,433.02-44,584.78

Finding the Fourth Proportional to 78,570.46, 108,433.02 and 44,584.78

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Solution

The fourth proportional to 78,570.46, 108,433.02 and 44,584.78 is: 61,530.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,570.46 : 108,433.02 = 44,584.78 : x
  2. Step 2: Convert to fraction form
    78,570.46/108,433.02 = 44,584.78/x
  3. Step 3: Cross multiply
    78,570.46x = 108,433.02 × 44,584.78
  4. Step 4: Simplify right side
    78,570.46x = 4,834,462,341.44
  5. Step 5: Solve for x
    x = 4,834,462,341.44/78,570.46
  6. Step 6: Final answer
    x = 61,530.28

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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.