Home / 149,947.76-224,921.76-39,139.76

Finding the Fourth Proportional to 149,947.76, 224,921.76 and 39,139.76

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Solution

The fourth proportional to 149,947.76, 224,921.76 and 39,139.76 is: 58,709.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,947.76 : 224,921.76 = 39,139.76 : x
  2. Step 2: Convert to fraction form
    149,947.76/224,921.76 = 39,139.76/x
  3. Step 3: Cross multiply
    149,947.76x = 224,921.76 × 39,139.76
  4. Step 4: Simplify right side
    149,947.76x = 8,803,383,705.18
  5. Step 5: Solve for x
    x = 8,803,383,705.18/149,947.76
  6. Step 6: Final answer
    x = 58,709.67

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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.