Home / 110,226.16-165,406.92-87,603.02

Finding the Fourth Proportional to 110,226.16, 165,406.92 and 87,603.02

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Solution

The fourth proportional to 110,226.16, 165,406.92 and 87,603.02 is: 131,458.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,226.16 : 165,406.92 = 87,603.02 : x
  2. Step 2: Convert to fraction form
    110,226.16/165,406.92 = 87,603.02/x
  3. Step 3: Cross multiply
    110,226.16x = 165,406.92 × 87,603.02
  4. Step 4: Simplify right side
    110,226.16x = 14,490,145,720.90
  5. Step 5: Solve for x
    x = 14,490,145,720.90/110,226.16
  6. Step 6: Final answer
    x = 131,458.32

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1.5x scale

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.