Home / 76,644.02-105,752.59-44,806.77

Finding the Fourth Proportional to 76,644.02, 105,752.59 and 44,806.77

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Solution

The fourth proportional to 76,644.02, 105,752.59 and 44,806.77 is: 61,823.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,644.02 : 105,752.59 = 44,806.77 : x
  2. Step 2: Convert to fraction form
    76,644.02/105,752.59 = 44,806.77/x
  3. Step 3: Cross multiply
    76,644.02x = 105,752.59 × 44,806.77
  4. Step 4: Simplify right side
    76,644.02x = 4,738,431,865.02
  5. Step 5: Solve for x
    x = 4,738,431,865.02/76,644.02
  6. Step 6: Final answer
    x = 61,823.89

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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.