Home / 141,517.32-212,199.12-70,283.67

Finding the Fourth Proportional to 141,517.32, 212,199.12 and 70,283.67

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Solution

The fourth proportional to 141,517.32, 212,199.12 and 70,283.67 is: 105,387.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,517.32 : 212,199.12 = 70,283.67 : x
  2. Step 2: Convert to fraction form
    141,517.32/212,199.12 = 70,283.67/x
  3. Step 3: Cross multiply
    141,517.32x = 212,199.12 × 70,283.67
  4. Step 4: Simplify right side
    141,517.32x = 14,914,132,924.37
  5. Step 5: Solve for x
    x = 14,914,132,924.37/141,517.32
  6. Step 6: Final answer
    x = 105,387.33

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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.