Home / 155,435.20-233,152.77-43,115.41

Finding the Fourth Proportional to 155,435.20, 233,152.77 and 43,115.41

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Solution

The fourth proportional to 155,435.20, 233,152.77 and 43,115.41 is: 64,673.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,435.20 : 233,152.77 = 43,115.41 : x
  2. Step 2: Convert to fraction form
    155,435.20/233,152.77 = 43,115.41/x
  3. Step 3: Cross multiply
    155,435.20x = 233,152.77 × 43,115.41
  4. Step 4: Simplify right side
    155,435.20x = 10,052,477,271.19
  5. Step 5: Solve for x
    x = 10,052,477,271.19/155,435.20
  6. Step 6: Final answer
    x = 64,673.11

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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.