Home / 141,720.60-212,522.58-112,210.68

Finding the Fourth Proportional to 141,720.60, 212,522.58 and 112,210.68

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Solution

The fourth proportional to 141,720.60, 212,522.58 and 112,210.68 is: 168,269.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,720.60 : 212,522.58 = 112,210.68 : x
  2. Step 2: Convert to fraction form
    141,720.60/212,522.58 = 112,210.68/x
  3. Step 3: Cross multiply
    141,720.60x = 212,522.58 × 112,210.68
  4. Step 4: Simplify right side
    141,720.60x = 23,847,303,217.15
  5. Step 5: Solve for x
    x = 23,847,303,217.15/141,720.60
  6. Step 6: Final answer
    x = 168,269.84

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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.