Home / 79,409.48-119,096.02-47,397.58

Finding the Fourth Proportional to 79,409.48, 119,096.02 and 47,397.58

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Solution

The fourth proportional to 79,409.48, 119,096.02 and 47,397.58 is: 71,085.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,409.48 : 119,096.02 = 47,397.58 : x
  2. Step 2: Convert to fraction form
    79,409.48/119,096.02 = 47,397.58/x
  3. Step 3: Cross multiply
    79,409.48x = 119,096.02 × 47,397.58
  4. Step 4: Simplify right side
    79,409.48x = 5,644,863,135.63
  5. Step 5: Solve for x
    x = 5,644,863,135.63/79,409.48
  6. Step 6: Final answer
    x = 71,085.51

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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.