Home / 110,420.10-165,632.86-40,299.40

Finding the Fourth Proportional to 110,420.10, 165,632.86 and 40,299.40

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Solution

The fourth proportional to 110,420.10, 165,632.86 and 40,299.40 is: 60,450.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,420.10 : 165,632.86 = 40,299.40 : x
  2. Step 2: Convert to fraction form
    110,420.10/165,632.86 = 40,299.40/x
  3. Step 3: Cross multiply
    110,420.10x = 165,632.86 × 40,299.40
  4. Step 4: Simplify right side
    110,420.10x = 6,674,904,878.28
  5. Step 5: Solve for x
    x = 6,674,904,878.28/110,420.10
  6. Step 6: Final answer
    x = 60,450.09

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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.