Home / 112,002.40-168,003.60-98,880.40

Finding the Fourth Proportional to 112,002.40, 168,003.60 and 98,880.40

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Solution

The fourth proportional to 112,002.40, 168,003.60 and 98,880.40 is: 148,320.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,002.40 : 168,003.60 = 98,880.40 : x
  2. Step 2: Convert to fraction form
    112,002.40/168,003.60 = 98,880.40/x
  3. Step 3: Cross multiply
    112,002.40x = 168,003.60 × 98,880.40
  4. Step 4: Simplify right side
    112,002.40x = 16,612,263,169.44
  5. Step 5: Solve for x
    x = 16,612,263,169.44/112,002.40
  6. Step 6: Final answer
    x = 148,320.60

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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.