Home / 167,075.12-250,658.96-77,145.32

Finding the Fourth Proportional to 167,075.12, 250,658.96 and 77,145.32

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Solution

The fourth proportional to 167,075.12, 250,658.96 and 77,145.32 is: 115,739.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,075.12 : 250,658.96 = 77,145.32 : x
  2. Step 2: Convert to fraction form
    167,075.12/250,658.96 = 77,145.32/x
  3. Step 3: Cross multiply
    167,075.12x = 250,658.96 × 77,145.32
  4. Step 4: Simplify right side
    167,075.12x = 19,337,165,680.07
  5. Step 5: Solve for x
    x = 19,337,165,680.07/167,075.12
  6. Step 6: Final answer
    x = 115,739.35

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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.