Home / 75,448.56-104,120.34-41,458.53

Finding the Fourth Proportional to 75,448.56, 104,120.34 and 41,458.53

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Solution

The fourth proportional to 75,448.56, 104,120.34 and 41,458.53 is: 57,213.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,448.56 : 104,120.34 = 41,458.53 : x
  2. Step 2: Convert to fraction form
    75,448.56/104,120.34 = 41,458.53/x
  3. Step 3: Cross multiply
    75,448.56x = 104,120.34 × 41,458.53
  4. Step 4: Simplify right side
    75,448.56x = 4,316,676,239.50
  5. Step 5: Solve for x
    x = 4,316,676,239.50/75,448.56
  6. Step 6: Final answer
    x = 57,213.50

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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.