Home / 99,946.58-149,815.38-47,293.34

Finding the Fourth Proportional to 99,946.58, 149,815.38 and 47,293.34

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Solution

The fourth proportional to 99,946.58, 149,815.38 and 47,293.34 is: 70,890.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,946.58 : 149,815.38 = 47,293.34 : x
  2. Step 2: Convert to fraction form
    99,946.58/149,815.38 = 47,293.34/x
  3. Step 3: Cross multiply
    99,946.58x = 149,815.38 × 47,293.34
  4. Step 4: Simplify right side
    99,946.58x = 7,085,269,703.57
  5. Step 5: Solve for x
    x = 7,085,269,703.57/99,946.58
  6. Step 6: Final answer
    x = 70,890.57

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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.