Home / 226,050.12-311,943-124,075.44

Finding the Fourth Proportional to 226,050.12, 311,943 and 124,075.44

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Solution

The fourth proportional to 226,050.12, 311,943 and 124,075.44 is: 171,220.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,050.12 : 311,943 = 124,075.44 : x
  2. Step 2: Convert to fraction form
    226,050.12/311,943 = 124,075.44/x
  3. Step 3: Cross multiply
    226,050.12x = 311,943 × 124,075.44
  4. Step 4: Simplify right side
    226,050.12x = 38,704,464,979.92
  5. Step 5: Solve for x
    x = 38,704,464,979.92/226,050.12
  6. Step 6: Final answer
    x = 171,220.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.