Home / 76,764.65-105,935.44-44,505.53

Finding the Fourth Proportional to 76,764.65, 105,935.44 and 44,505.53

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Solution

The fourth proportional to 76,764.65, 105,935.44 and 44,505.53 is: 61,417.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,764.65 : 105,935.44 = 44,505.53 : x
  2. Step 2: Convert to fraction form
    76,764.65/105,935.44 = 44,505.53/x
  3. Step 3: Cross multiply
    76,764.65x = 105,935.44 × 44,505.53
  4. Step 4: Simplify right side
    76,764.65x = 4,714,712,262.04
  5. Step 5: Solve for x
    x = 4,714,712,262.04/76,764.65
  6. Step 6: Final answer
    x = 61,417.75

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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.