Home / 76,705.59-105,828.33-44,851.95

Finding the Fourth Proportional to 76,705.59, 105,828.33 and 44,851.95

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Solution

The fourth proportional to 76,705.59, 105,828.33 and 44,851.95 is: 61,880.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,705.59 : 105,828.33 = 44,851.95 : x
  2. Step 2: Convert to fraction form
    76,705.59/105,828.33 = 44,851.95/x
  3. Step 3: Cross multiply
    76,705.59x = 105,828.33 × 44,851.95
  4. Step 4: Simplify right side
    76,705.59x = 4,746,606,965.74
  5. Step 5: Solve for x
    x = 4,746,606,965.74/76,705.59
  6. Step 6: Final answer
    x = 61,880.85

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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.