Home / 164,369.30-246,349.47-85,437.14

Finding the Fourth Proportional to 164,369.30, 246,349.47 and 85,437.14

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Solution

The fourth proportional to 164,369.30, 246,349.47 and 85,437.14 is: 128,049.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,369.30 : 246,349.47 = 85,437.14 : x
  2. Step 2: Convert to fraction form
    164,369.30/246,349.47 = 85,437.14/x
  3. Step 3: Cross multiply
    164,369.30x = 246,349.47 × 85,437.14
  4. Step 4: Simplify right side
    164,369.30x = 21,047,394,157.32
  5. Step 5: Solve for x
    x = 21,047,394,157.32/164,369.30
  6. Step 6: Final answer
    x = 128,049.42

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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.