Home / 74,901.04-112,351.20-19,497.04

Finding the Fourth Proportional to 74,901.04, 112,351.20 and 19,497.04

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Solution

The fourth proportional to 74,901.04, 112,351.20 and 19,497.04 is: 29,245.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,901.04 : 112,351.20 = 19,497.04 : x
  2. Step 2: Convert to fraction form
    74,901.04/112,351.20 = 19,497.04/x
  3. Step 3: Cross multiply
    74,901.04x = 112,351.20 × 19,497.04
  4. Step 4: Simplify right side
    74,901.04x = 2,190,515,840.45
  5. Step 5: Solve for x
    x = 2,190,515,840.45/74,901.04
  6. Step 6: Final answer
    x = 29,245.47

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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.