Home / 104,071.32-156,089.40-29,174.28

Finding the Fourth Proportional to 104,071.32, 156,089.40 and 29,174.28

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Solution

The fourth proportional to 104,071.32, 156,089.40 and 29,174.28 is: 43,756.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,071.32 : 156,089.40 = 29,174.28 : x
  2. Step 2: Convert to fraction form
    104,071.32/156,089.40 = 29,174.28/x
  3. Step 3: Cross multiply
    104,071.32x = 156,089.40 × 29,174.28
  4. Step 4: Simplify right side
    104,071.32x = 4,553,795,860.63
  5. Step 5: Solve for x
    x = 4,553,795,860.63/104,071.32
  6. Step 6: Final answer
    x = 43,756.49

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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.