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Finding the Fourth Proportional to 110,030.28, 151,842.18 and 59,729.28

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Solution

The fourth proportional to 110,030.28, 151,842.18 and 59,729.28 is: 82,426.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,030.28 : 151,842.18 = 59,729.28 : x
  2. Step 2: Convert to fraction form
    110,030.28/151,842.18 = 59,729.28/x
  3. Step 3: Cross multiply
    110,030.28x = 151,842.18 × 59,729.28
  4. Step 4: Simplify right side
    110,030.28x = 9,069,424,085.03
  5. Step 5: Solve for x
    x = 9,069,424,085.03/110,030.28
  6. Step 6: Final answer
    x = 82,426.62

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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.