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Finding the Fourth Proportional to 395,554.96, 593,336.16 and 96,038.16

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Solution

The fourth proportional to 395,554.96, 593,336.16 and 96,038.16 is: 144,058.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,554.96 : 593,336.16 = 96,038.16 : x
  2. Step 2: Convert to fraction form
    395,554.96/593,336.16 = 96,038.16/x
  3. Step 3: Cross multiply
    395,554.96x = 593,336.16 × 96,038.16
  4. Step 4: Simplify right side
    395,554.96x = 56,982,913,067.87
  5. Step 5: Solve for x
    x = 56,982,913,067.87/395,554.96
  6. Step 6: Final answer
    x = 144,058.14

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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.