Home / 155,524.80-233,114.40-66,763.20

Finding the Fourth Proportional to 155,524.80, 233,114.40 and 66,763.20

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Solution

The fourth proportional to 155,524.80, 233,114.40 and 66,763.20 is: 100,070.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,524.80 : 233,114.40 = 66,763.20 : x
  2. Step 2: Convert to fraction form
    155,524.80/233,114.40 = 66,763.20/x
  3. Step 3: Cross multiply
    155,524.80x = 233,114.40 × 66,763.20
  4. Step 4: Simplify right side
    155,524.80x = 15,563,463,310.08
  5. Step 5: Solve for x
    x = 15,563,463,310.08/155,524.80
  6. Step 6: Final answer
    x = 100,070.62

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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.