Home / 223,080.60-334,880.10-134,434.20

Finding the Fourth Proportional to 223,080.60, 334,880.10 and 134,434.20

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Solution

The fourth proportional to 223,080.60, 334,880.10 and 134,434.20 is: 201,807.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,080.60 : 334,880.10 = 134,434.20 : x
  2. Step 2: Convert to fraction form
    223,080.60/334,880.10 = 134,434.20/x
  3. Step 3: Cross multiply
    223,080.60x = 334,880.10 × 134,434.20
  4. Step 4: Simplify right side
    223,080.60x = 45,019,338,339.42
  5. Step 5: Solve for x
    x = 45,019,338,339.42/223,080.60
  6. Step 6: Final answer
    x = 201,807.50

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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.