Home / 211,059.20-316,807.04-141,425.12

Finding the Fourth Proportional to 211,059.20, 316,807.04 and 141,425.12

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Solution

The fourth proportional to 211,059.20, 316,807.04 and 141,425.12 is: 212,283.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,059.20 : 316,807.04 = 141,425.12 : x
  2. Step 2: Convert to fraction form
    211,059.20/316,807.04 = 141,425.12/x
  3. Step 3: Cross multiply
    211,059.20x = 316,807.04 × 141,425.12
  4. Step 4: Simplify right side
    211,059.20x = 44,804,473,648.84
  5. Step 5: Solve for x
    x = 44,804,473,648.84/211,059.20
  6. Step 6: Final answer
    x = 212,283.92

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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.