Home / 141,716.50-212,497.80-70,482.67

Finding the Fourth Proportional to 141,716.50, 212,497.80 and 70,482.67

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Solution

The fourth proportional to 141,716.50, 212,497.80 and 70,482.67 is: 105,685.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,716.50 : 212,497.80 = 70,482.67 : x
  2. Step 2: Convert to fraction form
    141,716.50/212,497.80 = 70,482.67/x
  3. Step 3: Cross multiply
    141,716.50x = 212,497.80 × 70,482.67
  4. Step 4: Simplify right side
    141,716.50x = 14,977,412,313.13
  5. Step 5: Solve for x
    x = 14,977,412,313.13/141,716.50
  6. Step 6: Final answer
    x = 105,685.73

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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.