Home / 76,696.32-105,869.79-44,875.47

Finding the Fourth Proportional to 76,696.32, 105,869.79 and 44,875.47

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Solution

The fourth proportional to 76,696.32, 105,869.79 and 44,875.47 is: 61,945.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,696.32 : 105,869.79 = 44,875.47 : x
  2. Step 2: Convert to fraction form
    76,696.32/105,869.79 = 44,875.47/x
  3. Step 3: Cross multiply
    76,696.32x = 105,869.79 × 44,875.47
  4. Step 4: Simplify right side
    76,696.32x = 4,750,956,585.05
  5. Step 5: Solve for x
    x = 4,750,956,585.05/76,696.32
  6. Step 6: Final answer
    x = 61,945.04

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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.