Home / 134,811.60-201,964.68-112,766.64

Finding the Fourth Proportional to 134,811.60, 201,964.68 and 112,766.64

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Solution

The fourth proportional to 134,811.60, 201,964.68 and 112,766.64 is: 168,938.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,811.60 : 201,964.68 = 112,766.64 : x
  2. Step 2: Convert to fraction form
    134,811.60/201,964.68 = 112,766.64/x
  3. Step 3: Cross multiply
    134,811.60x = 201,964.68 × 112,766.64
  4. Step 4: Simplify right side
    134,811.60x = 22,774,878,362.28
  5. Step 5: Solve for x
    x = 22,774,878,362.28/134,811.60
  6. Step 6: Final answer
    x = 168,938.57

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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.