Home / 76,776.07-105,914.76-44,925.25

Finding the Fourth Proportional to 76,776.07, 105,914.76 and 44,925.25

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Solution

The fourth proportional to 76,776.07, 105,914.76 and 44,925.25 is: 61,975.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,776.07 : 105,914.76 = 44,925.25 : x
  2. Step 2: Convert to fraction form
    76,776.07/105,914.76 = 44,925.25/x
  3. Step 3: Cross multiply
    76,776.07x = 105,914.76 × 44,925.25
  4. Step 4: Simplify right side
    76,776.07x = 4,758,247,071.69
  5. Step 5: Solve for x
    x = 4,758,247,071.69/76,776.07
  6. Step 6: Final answer
    x = 61,975.65

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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.