Home / 79,228.35-118,762.54-49,666.95

Finding the Fourth Proportional to 79,228.35, 118,762.54 and 49,666.95

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Solution

The fourth proportional to 79,228.35, 118,762.54 and 49,666.95 is: 74,450.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,228.35 : 118,762.54 = 49,666.95 : x
  2. Step 2: Convert to fraction form
    79,228.35/118,762.54 = 49,666.95/x
  3. Step 3: Cross multiply
    79,228.35x = 118,762.54 × 49,666.95
  4. Step 4: Simplify right side
    79,228.35x = 5,898,573,136.05
  5. Step 5: Solve for x
    x = 5,898,573,136.05/79,228.35
  6. Step 6: Final answer
    x = 74,450.28

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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.