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Finding the Fourth Proportional to 110,028, 151,838.28 and 59,726.64

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Solution

The fourth proportional to 110,028, 151,838.28 and 59,726.64 is: 82,422.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,028 : 151,838.28 = 59,726.64 : x
  2. Step 2: Convert to fraction form
    110,028/151,838.28 = 59,726.64/x
  3. Step 3: Cross multiply
    110,028x = 151,838.28 × 59,726.64
  4. Step 4: Simplify right side
    110,028x = 9,068,790,287.78
  5. Step 5: Solve for x
    x = 9,068,790,287.78/110,028
  6. Step 6: Final answer
    x = 82,422.57

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1.5x scale

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.