Home / 97,101.50-145,687.32-33,930.95

Finding the Fourth Proportional to 97,101.50, 145,687.32 and 33,930.95

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Solution

The fourth proportional to 97,101.50, 145,687.32 and 33,930.95 is: 50,908.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,101.50 : 145,687.32 = 33,930.95 : x
  2. Step 2: Convert to fraction form
    97,101.50/145,687.32 = 33,930.95/x
  3. Step 3: Cross multiply
    97,101.50x = 145,687.32 × 33,930.95
  4. Step 4: Simplify right side
    97,101.50x = 4,943,308,442.12
  5. Step 5: Solve for x
    x = 4,943,308,442.12/97,101.50
  6. Step 6: Final answer
    x = 50,908.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.