Home / 155,505.70-233,200.23-66,713.50

Finding the Fourth Proportional to 155,505.70, 233,200.23 and 66,713.50

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Solution

The fourth proportional to 155,505.70, 233,200.23 and 66,713.50 is: 100,045.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,505.70 : 233,200.23 = 66,713.50 : x
  2. Step 2: Convert to fraction form
    155,505.70/233,200.23 = 66,713.50/x
  3. Step 3: Cross multiply
    155,505.70x = 233,200.23 × 66,713.50
  4. Step 4: Simplify right side
    155,505.70x = 15,557,603,544.11
  5. Step 5: Solve for x
    x = 15,557,603,544.11/155,505.70
  6. Step 6: Final answer
    x = 100,045.23

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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.