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Finding the Fourth Proportional to 240,283.19, 360,530.28 and 114,014.72

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Solution

The fourth proportional to 240,283.19, 360,530.28 and 114,014.72 is: 171,072.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,283.19 : 360,530.28 = 114,014.72 : x
  2. Step 2: Convert to fraction form
    240,283.19/360,530.28 = 114,014.72/x
  3. Step 3: Cross multiply
    240,283.19x = 360,530.28 × 114,014.72
  4. Step 4: Simplify right side
    240,283.19x = 41,105,757,123.07
  5. Step 5: Solve for x
    x = 41,105,757,123.07/240,283.19
  6. Step 6: Final answer
    x = 171,072.13

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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.