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Finding the Fourth Proportional to 245,860.51, 368,503 and 93,958.12

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Solution

The fourth proportional to 245,860.51, 368,503 and 93,958.12 is: 140,827.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,860.51 : 368,503 = 93,958.12 : x
  2. Step 2: Convert to fraction form
    245,860.51/368,503 = 93,958.12/x
  3. Step 3: Cross multiply
    245,860.51x = 368,503 × 93,958.12
  4. Step 4: Simplify right side
    245,860.51x = 34,623,849,094.36
  5. Step 5: Solve for x
    x = 34,623,849,094.36/245,860.51
  6. Step 6: Final answer
    x = 140,827.21

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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.