Home / 149,742.81-224,624.99-47,151.34

Finding the Fourth Proportional to 149,742.81, 224,624.99 and 47,151.34

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Solution

The fourth proportional to 149,742.81, 224,624.99 and 47,151.34 is: 70,730.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,742.81 : 224,624.99 = 47,151.34 : x
  2. Step 2: Convert to fraction form
    149,742.81/224,624.99 = 47,151.34/x
  3. Step 3: Cross multiply
    149,742.81x = 224,624.99 × 47,151.34
  4. Step 4: Simplify right side
    149,742.81x = 10,591,368,832.30
  5. Step 5: Solve for x
    x = 10,591,368,832.30/149,742.81
  6. Step 6: Final answer
    x = 70,730.40

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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.