Home / 74,041.06-102,193.06-51,103.08

Finding the Fourth Proportional to 74,041.06, 102,193.06 and 51,103.08

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Solution

The fourth proportional to 74,041.06, 102,193.06 and 51,103.08 is: 70,533.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,041.06 : 102,193.06 = 51,103.08 : x
  2. Step 2: Convert to fraction form
    74,041.06/102,193.06 = 51,103.08/x
  3. Step 3: Cross multiply
    74,041.06x = 102,193.06 × 51,103.08
  4. Step 4: Simplify right side
    74,041.06x = 5,222,380,120.62
  5. Step 5: Solve for x
    x = 5,222,380,120.62/74,041.06
  6. Step 6: Final answer
    x = 70,533.57

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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.