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Finding the Fourth Proportional to 163,958.94, 245,901.49 and 107,014.93

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Solution

The fourth proportional to 163,958.94, 245,901.49 and 107,014.93 is: 160,498.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,958.94 : 245,901.49 = 107,014.93 : x
  2. Step 2: Convert to fraction form
    163,958.94/245,901.49 = 107,014.93/x
  3. Step 3: Cross multiply
    163,958.94x = 245,901.49 × 107,014.93
  4. Step 4: Simplify right side
    163,958.94x = 26,315,130,739.25
  5. Step 5: Solve for x
    x = 26,315,130,739.25/163,958.94
  6. Step 6: Final answer
    x = 160,498.30

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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.