Home / 149,695.40-224,215.05-133,074.20

Finding the Fourth Proportional to 149,695.40, 224,215.05 and 133,074.20

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Solution

The fourth proportional to 149,695.40, 224,215.05 and 133,074.20 is: 199,319.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,695.40 : 224,215.05 = 133,074.20 : x
  2. Step 2: Convert to fraction form
    149,695.40/224,215.05 = 133,074.20/x
  3. Step 3: Cross multiply
    149,695.40x = 224,215.05 × 133,074.20
  4. Step 4: Simplify right side
    149,695.40x = 29,837,238,406.71
  5. Step 5: Solve for x
    x = 29,837,238,406.71/149,695.40
  6. Step 6: Final answer
    x = 199,319.67

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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.