Home / 104,495.58-144,205.62-59,172.38

Finding the Fourth Proportional to 104,495.58, 144,205.62 and 59,172.38

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Solution

The fourth proportional to 104,495.58, 144,205.62 and 59,172.38 is: 81,658.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,495.58 : 144,205.62 = 59,172.38 : x
  2. Step 2: Convert to fraction form
    104,495.58/144,205.62 = 59,172.38/x
  3. Step 3: Cross multiply
    104,495.58x = 144,205.62 × 59,172.38
  4. Step 4: Simplify right side
    104,495.58x = 8,532,989,023.75
  5. Step 5: Solve for x
    x = 8,532,989,023.75/104,495.58
  6. Step 6: Final answer
    x = 81,658.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.