Home / 104,683.11-144,463.83-56,936.58

Finding the Fourth Proportional to 104,683.11, 144,463.83 and 56,936.58

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Solution

The fourth proportional to 104,683.11, 144,463.83 and 56,936.58 is: 78,573.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,683.11 : 144,463.83 = 56,936.58 : x
  2. Step 2: Convert to fraction form
    104,683.11/144,463.83 = 56,936.58/x
  3. Step 3: Cross multiply
    104,683.11x = 144,463.83 × 56,936.58
  4. Step 4: Simplify right side
    104,683.11x = 8,225,276,413.90
  5. Step 5: Solve for x
    x = 8,225,276,413.90/104,683.11
  6. Step 6: Final answer
    x = 78,573.10

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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.