Home / 74,250.48-111,385.80-21,659.52

Finding the Fourth Proportional to 74,250.48, 111,385.80 and 21,659.52

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Solution

The fourth proportional to 74,250.48, 111,385.80 and 21,659.52 is: 32,492.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,250.48 : 111,385.80 = 21,659.52 : x
  2. Step 2: Convert to fraction form
    74,250.48/111,385.80 = 21,659.52/x
  3. Step 3: Cross multiply
    74,250.48x = 111,385.80 × 21,659.52
  4. Step 4: Simplify right side
    74,250.48x = 2,412,562,962.82
  5. Step 5: Solve for x
    x = 2,412,562,962.82/74,250.48
  6. Step 6: Final answer
    x = 32,492.22

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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.