Home / 141,935.74-212,714.46-67,075.76

Finding the Fourth Proportional to 141,935.74, 212,714.46 and 67,075.76

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Solution

The fourth proportional to 141,935.74, 212,714.46 and 67,075.76 is: 100,524.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,935.74 : 212,714.46 = 67,075.76 : x
  2. Step 2: Convert to fraction form
    141,935.74/212,714.46 = 67,075.76/x
  3. Step 3: Cross multiply
    141,935.74x = 212,714.46 × 67,075.76
  4. Step 4: Simplify right side
    141,935.74x = 14,267,984,067.49
  5. Step 5: Solve for x
    x = 14,267,984,067.49/141,935.74
  6. Step 6: Final answer
    x = 100,524.25

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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.