Home / 104,239.39-156,359.09-25,353.67

Finding the Fourth Proportional to 104,239.39, 156,359.09 and 25,353.67

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Solution

The fourth proportional to 104,239.39, 156,359.09 and 25,353.67 is: 38,030.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,239.39 : 156,359.09 = 25,353.67 : x
  2. Step 2: Convert to fraction form
    104,239.39/156,359.09 = 25,353.67/x
  3. Step 3: Cross multiply
    104,239.39x = 156,359.09 × 25,353.67
  4. Step 4: Simplify right side
    104,239.39x = 3,964,276,642.59
  5. Step 5: Solve for x
    x = 3,964,276,642.59/104,239.39
  6. Step 6: Final answer
    x = 38,030.51

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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.