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Finding the Fourth Proportional to 59,014.78, 88,548.30 and 30,928.14

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Solution

The fourth proportional to 59,014.78, 88,548.30 and 30,928.14 is: 46,405.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,014.78 : 88,548.30 = 30,928.14 : x
  2. Step 2: Convert to fraction form
    59,014.78/88,548.30 = 30,928.14/x
  3. Step 3: Cross multiply
    59,014.78x = 88,548.30 × 30,928.14
  4. Step 4: Simplify right side
    59,014.78x = 2,738,634,219.16
  5. Step 5: Solve for x
    x = 2,738,634,219.16/59,014.78
  6. Step 6: Final answer
    x = 46,405.90

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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.