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Finding the Fourth Proportional to 94,776.98, 142,207.01 and 49,787.91

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Solution

The fourth proportional to 94,776.98, 142,207.01 and 49,787.91 is: 74,703.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,776.98 : 142,207.01 = 49,787.91 : x
  2. Step 2: Convert to fraction form
    94,776.98/142,207.01 = 49,787.91/x
  3. Step 3: Cross multiply
    94,776.98x = 142,207.01 × 49,787.91
  4. Step 4: Simplify right side
    94,776.98x = 7,080,189,566.31
  5. Step 5: Solve for x
    x = 7,080,189,566.31/94,776.98
  6. Step 6: Final answer
    x = 74,703.69

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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.