Home / 79,228.06-118,762.00-49,666.61

Finding the Fourth Proportional to 79,228.06, 118,762.00 and 49,666.61

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Solution

The fourth proportional to 79,228.06, 118,762.00 and 49,666.61 is: 74,449.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,228.06 : 118,762.00 = 49,666.61 : x
  2. Step 2: Convert to fraction form
    79,228.06/118,762.00 = 49,666.61/x
  3. Step 3: Cross multiply
    79,228.06x = 118,762.00 × 49,666.61
  4. Step 4: Simplify right side
    79,228.06x = 5,898,506,109.56
  5. Step 5: Solve for x
    x = 5,898,506,109.56/79,228.06
  6. Step 6: Final answer
    x = 74,449.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.