Home / 99,456.03-149,249.70-46,880.55

Finding the Fourth Proportional to 99,456.03, 149,249.70 and 46,880.55

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Solution

The fourth proportional to 99,456.03, 149,249.70 and 46,880.55 is: 70,351.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,456.03 : 149,249.70 = 46,880.55 : x
  2. Step 2: Convert to fraction form
    99,456.03/149,249.70 = 46,880.55/x
  3. Step 3: Cross multiply
    99,456.03x = 149,249.70 × 46,880.55
  4. Step 4: Simplify right side
    99,456.03x = 6,996,908,023.34
  5. Step 5: Solve for x
    x = 6,996,908,023.34/99,456.03
  6. Step 6: Final answer
    x = 70,351.77

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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.