Home / 143,189.02-214,766.70-38,016.10

Finding the Fourth Proportional to 143,189.02, 214,766.70 and 38,016.10

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Solution

The fourth proportional to 143,189.02, 214,766.70 and 38,016.10 is: 57,019.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,189.02 : 214,766.70 = 38,016.10 : x
  2. Step 2: Convert to fraction form
    143,189.02/214,766.70 = 38,016.10/x
  3. Step 3: Cross multiply
    143,189.02x = 214,766.70 × 38,016.10
  4. Step 4: Simplify right side
    143,189.02x = 8,164,592,343.87
  5. Step 5: Solve for x
    x = 8,164,592,343.87/143,189.02
  6. Step 6: Final answer
    x = 57,019.68

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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.