Home / 76,552.95-105,606.23-49,703.88

Finding the Fourth Proportional to 76,552.95, 105,606.23 and 49,703.88

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Solution

The fourth proportional to 76,552.95, 105,606.23 and 49,703.88 is: 68,567.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,552.95 : 105,606.23 = 49,703.88 : x
  2. Step 2: Convert to fraction form
    76,552.95/105,606.23 = 49,703.88/x
  3. Step 3: Cross multiply
    76,552.95x = 105,606.23 × 49,703.88
  4. Step 4: Simplify right side
    76,552.95x = 5,249,039,134.65
  5. Step 5: Solve for x
    x = 5,249,039,134.65/76,552.95
  6. Step 6: Final answer
    x = 68,567.43

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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.