Home / 141,518.80-212,278.20-136,075.60

Finding the Fourth Proportional to 141,518.80, 212,278.20 and 136,075.60

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Solution

The fourth proportional to 141,518.80, 212,278.20 and 136,075.60 is: 204,113.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,518.80 : 212,278.20 = 136,075.60 : x
  2. Step 2: Convert to fraction form
    141,518.80/212,278.20 = 136,075.60/x
  3. Step 3: Cross multiply
    141,518.80x = 212,278.20 × 136,075.60
  4. Step 4: Simplify right side
    141,518.80x = 28,885,883,431.92
  5. Step 5: Solve for x
    x = 28,885,883,431.92/141,518.80
  6. Step 6: Final answer
    x = 204,113.40

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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.