Home / 142,445.24-213,668.23-58,205.41

Finding the Fourth Proportional to 142,445.24, 213,668.23 and 58,205.41

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Solution

The fourth proportional to 142,445.24, 213,668.23 and 58,205.41 is: 87,308.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,445.24 : 213,668.23 = 58,205.41 : x
  2. Step 2: Convert to fraction form
    142,445.24/213,668.23 = 58,205.41/x
  3. Step 3: Cross multiply
    142,445.24x = 213,668.23 × 58,205.41
  4. Step 4: Simplify right side
    142,445.24x = 12,436,645,571.76
  5. Step 5: Solve for x
    x = 12,436,645,571.76/142,445.24
  6. Step 6: Final answer
    x = 87,308.26

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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.