Home / 155,640.85-233,087.02-88,878.62

Finding the Fourth Proportional to 155,640.85, 233,087.02 and 88,878.62

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Solution

The fourth proportional to 155,640.85, 233,087.02 and 88,878.62 is: 133,104.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,640.85 : 233,087.02 = 88,878.62 : x
  2. Step 2: Convert to fraction form
    155,640.85/233,087.02 = 88,878.62/x
  3. Step 3: Cross multiply
    155,640.85x = 233,087.02 × 88,878.62
  4. Step 4: Simplify right side
    155,640.85x = 20,716,453,038.03
  5. Step 5: Solve for x
    x = 20,716,453,038.03/155,640.85
  6. Step 6: Final answer
    x = 133,104.22

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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.