Home / 207,827.60-311,741.40-148,535.60

Finding the Fourth Proportional to 207,827.60, 311,741.40 and 148,535.60

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Solution

The fourth proportional to 207,827.60, 311,741.40 and 148,535.60 is: 222,803.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,827.60 : 311,741.40 = 148,535.60 : x
  2. Step 2: Convert to fraction form
    207,827.60/311,741.40 = 148,535.60/x
  3. Step 3: Cross multiply
    207,827.60x = 311,741.40 × 148,535.60
  4. Step 4: Simplify right side
    207,827.60x = 46,304,695,893.84
  5. Step 5: Solve for x
    x = 46,304,695,893.84/207,827.60
  6. Step 6: Final answer
    x = 222,803.40

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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.