Home / 104,645.12-156,967.67-30,773.12

Finding the Fourth Proportional to 104,645.12, 156,967.67 and 30,773.12

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Solution

The fourth proportional to 104,645.12, 156,967.67 and 30,773.12 is: 46,159.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,645.12 : 156,967.67 = 30,773.12 : x
  2. Step 2: Convert to fraction form
    104,645.12/156,967.67 = 30,773.12/x
  3. Step 3: Cross multiply
    104,645.12x = 156,967.67 × 30,773.12
  4. Step 4: Simplify right side
    104,645.12x = 4,830,384,237.12
  5. Step 5: Solve for x
    x = 4,830,384,237.12/104,645.12
  6. Step 6: Final answer
    x = 46,159.67

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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.