Home / 132,917.02-199,386.33-39,422.50

Finding the Fourth Proportional to 132,917.02, 199,386.33 and 39,422.50

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Solution

The fourth proportional to 132,917.02, 199,386.33 and 39,422.50 is: 59,136.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,917.02 : 199,386.33 = 39,422.50 : x
  2. Step 2: Convert to fraction form
    132,917.02/199,386.33 = 39,422.50/x
  3. Step 3: Cross multiply
    132,917.02x = 199,386.33 × 39,422.50
  4. Step 4: Simplify right side
    132,917.02x = 7,860,307,594.43
  5. Step 5: Solve for x
    x = 7,860,307,594.43/132,917.02
  6. Step 6: Final answer
    x = 59,136.95

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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.