Home / 208,170.14-312,254.73-160,854.02

Finding the Fourth Proportional to 208,170.14, 312,254.73 and 160,854.02

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Solution

The fourth proportional to 208,170.14, 312,254.73 and 160,854.02 is: 241,280.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,170.14 : 312,254.73 = 160,854.02 : x
  2. Step 2: Convert to fraction form
    208,170.14/312,254.73 = 160,854.02/x
  3. Step 3: Cross multiply
    208,170.14x = 312,254.73 × 160,854.02
  4. Step 4: Simplify right side
    208,170.14x = 50,227,428,584.51
  5. Step 5: Solve for x
    x = 50,227,428,584.51/208,170.14
  6. Step 6: Final answer
    x = 241,280.66

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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.