Home / 143,191.12-214,704.37-59,009.40

Finding the Fourth Proportional to 143,191.12, 214,704.37 and 59,009.40

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Solution

The fourth proportional to 143,191.12, 214,704.37 and 59,009.40 is: 88,480.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,191.12 : 214,704.37 = 59,009.40 : x
  2. Step 2: Convert to fraction form
    143,191.12/214,704.37 = 59,009.40/x
  3. Step 3: Cross multiply
    143,191.12x = 214,704.37 × 59,009.40
  4. Step 4: Simplify right side
    143,191.12x = 12,669,576,051.08
  5. Step 5: Solve for x
    x = 12,669,576,051.08/143,191.12
  6. Step 6: Final answer
    x = 88,480.18

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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.