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Finding the Fourth Proportional to 333,030.72, 499,577.54 and 93,144.54

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Solution

The fourth proportional to 333,030.72, 499,577.54 and 93,144.54 is: 139,725.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,030.72 : 499,577.54 = 93,144.54 : x
  2. Step 2: Convert to fraction form
    333,030.72/499,577.54 = 93,144.54/x
  3. Step 3: Cross multiply
    333,030.72x = 499,577.54 × 93,144.54
  4. Step 4: Simplify right side
    333,030.72x = 46,532,920,157.63
  5. Step 5: Solve for x
    x = 46,532,920,157.63/333,030.72
  6. Step 6: Final answer
    x = 139,725.61

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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.