Home / 74,772.09-112,112.93-29,800.37

Finding the Fourth Proportional to 74,772.09, 112,112.93 and 29,800.37

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Solution

The fourth proportional to 74,772.09, 112,112.93 and 29,800.37 is: 44,682.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,772.09 : 112,112.93 = 29,800.37 : x
  2. Step 2: Convert to fraction form
    74,772.09/112,112.93 = 29,800.37/x
  3. Step 3: Cross multiply
    74,772.09x = 112,112.93 × 29,800.37
  4. Step 4: Simplify right side
    74,772.09x = 3,341,006,235.22
  5. Step 5: Solve for x
    x = 3,341,006,235.22/74,772.09
  6. Step 6: Final answer
    x = 44,682.53

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1.5x scale

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.