Home / 75,746.88-104,531.40-41,756.67

Finding the Fourth Proportional to 75,746.88, 104,531.40 and 41,756.67

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Solution

The fourth proportional to 75,746.88, 104,531.40 and 41,756.67 is: 57,624.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,746.88 : 104,531.40 = 41,756.67 : x
  2. Step 2: Convert to fraction form
    75,746.88/104,531.40 = 41,756.67/x
  3. Step 3: Cross multiply
    75,746.88x = 104,531.40 × 41,756.67
  4. Step 4: Simplify right side
    75,746.88x = 4,364,883,174.44
  5. Step 5: Solve for x
    x = 4,364,883,174.44/75,746.88
  6. Step 6: Final answer
    x = 57,624.59

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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.