Home / 172,939.02-259,416.46-52,987.38

Finding the Fourth Proportional to 172,939.02, 259,416.46 and 52,987.38

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Solution

The fourth proportional to 172,939.02, 259,416.46 and 52,987.38 is: 79,483.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,939.02 : 259,416.46 = 52,987.38 : x
  2. Step 2: Convert to fraction form
    172,939.02/259,416.46 = 52,987.38/x
  3. Step 3: Cross multiply
    172,939.02x = 259,416.46 × 52,987.38
  4. Step 4: Simplify right side
    172,939.02x = 13,745,798,544.27
  5. Step 5: Solve for x
    x = 13,745,798,544.27/172,939.02
  6. Step 6: Final answer
    x = 79,483.50

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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.