Home / 104,945.47-144,710.41-70,894.87

Finding the Fourth Proportional to 104,945.47, 144,710.41 and 70,894.87

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Solution

The fourth proportional to 104,945.47, 144,710.41 and 70,894.87 is: 97,757.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,945.47 : 144,710.41 = 70,894.87 : x
  2. Step 2: Convert to fraction form
    104,945.47/144,710.41 = 70,894.87/x
  3. Step 3: Cross multiply
    104,945.47x = 144,710.41 × 70,894.87
  4. Step 4: Simplify right side
    104,945.47x = 10,259,224,626.57
  5. Step 5: Solve for x
    x = 10,259,224,626.57/104,945.47
  6. Step 6: Final answer
    x = 97,757.67

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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.