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Finding the Fourth Proportional to 245,460.45, 368,385.08 and 95,772.45

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Solution

The fourth proportional to 245,460.45, 368,385.08 and 95,772.45 is: 143,734.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,460.45 : 368,385.08 = 95,772.45 : x
  2. Step 2: Convert to fraction form
    245,460.45/368,385.08 = 95,772.45/x
  3. Step 3: Cross multiply
    245,460.45x = 368,385.08 × 95,772.45
  4. Step 4: Simplify right side
    245,460.45x = 35,281,141,176.18
  5. Step 5: Solve for x
    x = 35,281,141,176.18/245,460.45
  6. Step 6: Final answer
    x = 143,734.52

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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.