Home / 143,075.62-214,467.63-64,168.66

Finding the Fourth Proportional to 143,075.62, 214,467.63 and 64,168.66

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Solution

The fourth proportional to 143,075.62, 214,467.63 and 64,168.66 is: 96,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,075.62 : 214,467.63 = 64,168.66 : x
  2. Step 2: Convert to fraction form
    143,075.62/214,467.63 = 64,168.66/x
  3. Step 3: Cross multiply
    143,075.62x = 214,467.63 × 64,168.66
  4. Step 4: Simplify right side
    143,075.62x = 13,762,100,430.48
  5. Step 5: Solve for x
    x = 13,762,100,430.48/143,075.62
  6. Step 6: Final answer
    x = 96,187.60

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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.