Home / 94,185.05-129,974.83-51,742.67

Finding the Fourth Proportional to 94,185.05, 129,974.83 and 51,742.67

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Solution

The fourth proportional to 94,185.05, 129,974.83 and 51,742.67 is: 71,404.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,185.05 : 129,974.83 = 51,742.67 : x
  2. Step 2: Convert to fraction form
    94,185.05/129,974.83 = 51,742.67/x
  3. Step 3: Cross multiply
    94,185.05x = 129,974.83 × 51,742.67
  4. Step 4: Simplify right side
    94,185.05x = 6,725,243,957.77
  5. Step 5: Solve for x
    x = 6,725,243,957.77/94,185.05
  6. Step 6: Final answer
    x = 71,404.58

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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.