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Finding the Fourth Proportional to 285,577.93, 428,388.41 and 96,038.83

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Solution

The fourth proportional to 285,577.93, 428,388.41 and 96,038.83 is: 144,065.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,577.93 : 428,388.41 = 96,038.83 : x
  2. Step 2: Convert to fraction form
    285,577.93/428,388.41 = 96,038.83/x
  3. Step 3: Cross multiply
    285,577.93x = 428,388.41 × 96,038.83
  4. Step 4: Simplify right side
    285,577.93x = 41,141,921,681.96
  5. Step 5: Solve for x
    x = 41,141,921,681.96/285,577.93
  6. Step 6: Final answer
    x = 144,065.48

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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.