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Finding the Fourth Proportional to 373,042.07, 559,095.16 and 159,559.48

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Solution

The fourth proportional to 373,042.07, 559,095.16 and 159,559.48 is: 239,139.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,042.07 : 559,095.16 = 159,559.48 : x
  2. Step 2: Convert to fraction form
    373,042.07/559,095.16 = 159,559.48/x
  3. Step 3: Cross multiply
    373,042.07x = 559,095.16 × 159,559.48
  4. Step 4: Simplify right side
    373,042.07x = 89,208,933,000.12
  5. Step 5: Solve for x
    x = 89,208,933,000.12/373,042.07
  6. Step 6: Final answer
    x = 239,139.07

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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.