Home / 112,202.46-168,303.22-45,642.03

Finding the Fourth Proportional to 112,202.46, 168,303.22 and 45,642.03

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Solution

The fourth proportional to 112,202.46, 168,303.22 and 45,642.03 is: 68,462.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,202.46 : 168,303.22 = 45,642.03 : x
  2. Step 2: Convert to fraction form
    112,202.46/168,303.22 = 45,642.03/x
  3. Step 3: Cross multiply
    112,202.46x = 168,303.22 × 45,642.03
  4. Step 4: Simplify right side
    112,202.46x = 7,681,700,616.34
  5. Step 5: Solve for x
    x = 7,681,700,616.34/112,202.46
  6. Step 6: Final answer
    x = 68,462.85

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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.