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Finding the Fourth Proportional to 245,678.56, 368,284.56 and 96,014.86

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Solution

The fourth proportional to 245,678.56, 368,284.56 and 96,014.86 is: 143,931.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,678.56 : 368,284.56 = 96,014.86 : x
  2. Step 2: Convert to fraction form
    245,678.56/368,284.56 = 96,014.86/x
  3. Step 3: Cross multiply
    245,678.56x = 368,284.56 × 96,014.86
  4. Step 4: Simplify right side
    245,678.56x = 35,360,790,468.56
  5. Step 5: Solve for x
    x = 35,360,790,468.56/245,678.56
  6. Step 6: Final answer
    x = 143,931.12

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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.