Home / 110,031.73-151,820.43-64,693.17

Finding the Fourth Proportional to 110,031.73, 151,820.43 and 64,693.17

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Solution

The fourth proportional to 110,031.73, 151,820.43 and 64,693.17 is: 89,262.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,031.73 : 151,820.43 = 64,693.17 : x
  2. Step 2: Convert to fraction form
    110,031.73/151,820.43 = 64,693.17/x
  3. Step 3: Cross multiply
    110,031.73x = 151,820.43 × 64,693.17
  4. Step 4: Simplify right side
    110,031.73x = 9,821,744,128.36
  5. Step 5: Solve for x
    x = 9,821,744,128.36/110,031.73
  6. Step 6: Final answer
    x = 89,262.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.