Home / 75,715.74-104,444.37-47,372.22

Finding the Fourth Proportional to 75,715.74, 104,444.37 and 47,372.22

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Solution

The fourth proportional to 75,715.74, 104,444.37 and 47,372.22 is: 65,346.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,715.74 : 104,444.37 = 47,372.22 : x
  2. Step 2: Convert to fraction form
    75,715.74/104,444.37 = 47,372.22/x
  3. Step 3: Cross multiply
    75,715.74x = 104,444.37 × 47,372.22
  4. Step 4: Simplify right side
    75,715.74x = 4,947,761,673.40
  5. Step 5: Solve for x
    x = 4,947,761,673.40/75,715.74
  6. Step 6: Final answer
    x = 65,346.54

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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.