Home / 73,645.02-110,364.55-39,838.06

Finding the Fourth Proportional to 73,645.02, 110,364.55 and 39,838.06

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Solution

The fourth proportional to 73,645.02, 110,364.55 and 39,838.06 is: 59,701.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,645.02 : 110,364.55 = 39,838.06 : x
  2. Step 2: Convert to fraction form
    73,645.02/110,364.55 = 39,838.06/x
  3. Step 3: Cross multiply
    73,645.02x = 110,364.55 × 39,838.06
  4. Step 4: Simplify right side
    73,645.02x = 4,396,709,564.77
  5. Step 5: Solve for x
    x = 4,396,709,564.77/73,645.02
  6. Step 6: Final answer
    x = 59,701.38

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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.