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Finding the Fourth Proportional to 245,037.95, 367,607.94 and 76,551.47

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Solution

The fourth proportional to 245,037.95, 367,607.94 and 76,551.47 is: 114,843.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,037.95 : 367,607.94 = 76,551.47 : x
  2. Step 2: Convert to fraction form
    245,037.95/367,607.94 = 76,551.47/x
  3. Step 3: Cross multiply
    245,037.95x = 367,607.94 × 76,551.47
  4. Step 4: Simplify right side
    245,037.95x = 28,140,926,352.63
  5. Step 5: Solve for x
    x = 28,140,926,352.63/245,037.95
  6. Step 6: Final answer
    x = 114,843.14

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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.