Home / 110,341.12-165,314.04-70,800.16

Finding the Fourth Proportional to 110,341.12, 165,314.04 and 70,800.16

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Solution

The fourth proportional to 110,341.12, 165,314.04 and 70,800.16 is: 106,073.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,341.12 : 165,314.04 = 70,800.16 : x
  2. Step 2: Convert to fraction form
    110,341.12/165,314.04 = 70,800.16/x
  3. Step 3: Cross multiply
    110,341.12x = 165,314.04 × 70,800.16
  4. Step 4: Simplify right side
    110,341.12x = 11,704,260,482.25
  5. Step 5: Solve for x
    x = 11,704,260,482.25/110,341.12
  6. Step 6: Final answer
    x = 106,073.42

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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.