Home / 45,710.40-68,565.78-16,112.16

Finding the Fourth Proportional to 45,710.40, 68,565.78 and 16,112.16

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Solution

The fourth proportional to 45,710.40, 68,565.78 and 16,112.16 is: 24,168.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,710.40 : 68,565.78 = 16,112.16 : x
  2. Step 2: Convert to fraction form
    45,710.40/68,565.78 = 16,112.16/x
  3. Step 3: Cross multiply
    45,710.40x = 68,565.78 × 16,112.16
  4. Step 4: Simplify right side
    45,710.40x = 1,104,742,817.88
  5. Step 5: Solve for x
    x = 1,104,742,817.88/45,710.40
  6. Step 6: Final answer
    x = 24,168.30

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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.