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Finding the Fourth Proportional to 95,225.93, 142,866.84 and 42,623.72

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Solution

The fourth proportional to 95,225.93, 142,866.84 and 42,623.72 is: 63,948.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,225.93 : 142,866.84 = 42,623.72 : x
  2. Step 2: Convert to fraction form
    95,225.93/142,866.84 = 42,623.72/x
  3. Step 3: Cross multiply
    95,225.93x = 142,866.84 × 42,623.72
  4. Step 4: Simplify right side
    95,225.93x = 6,089,516,185.44
  5. Step 5: Solve for x
    x = 6,089,516,185.44/95,225.93
  6. Step 6: Final answer
    x = 63,948.09

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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.