Home / 52,125.08-78,128.94-25,848.68

Finding the Fourth Proportional to 52,125.08, 78,128.94 and 25,848.68

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Solution

The fourth proportional to 52,125.08, 78,128.94 and 25,848.68 is: 38,743.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,125.08 : 78,128.94 = 25,848.68 : x
  2. Step 2: Convert to fraction form
    52,125.08/78,128.94 = 25,848.68/x
  3. Step 3: Cross multiply
    52,125.08x = 78,128.94 × 25,848.68
  4. Step 4: Simplify right side
    52,125.08x = 2,019,529,968.80
  5. Step 5: Solve for x
    x = 2,019,529,968.80/52,125.08
  6. Step 6: Final answer
    x = 38,743.92

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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.