Home / 351,019.14-526,594.47-140,673.48

Finding the Fourth Proportional to 351,019.14, 526,594.47 and 140,673.48

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Solution

The fourth proportional to 351,019.14, 526,594.47 and 140,673.48 is: 211,036.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,019.14 : 526,594.47 = 140,673.48 : x
  2. Step 2: Convert to fraction form
    351,019.14/526,594.47 = 140,673.48/x
  3. Step 3: Cross multiply
    351,019.14x = 526,594.47 × 140,673.48
  4. Step 4: Simplify right side
    351,019.14x = 74,077,874,141.40
  5. Step 5: Solve for x
    x = 74,077,874,141.40/351,019.14
  6. Step 6: Final answer
    x = 211,036.57

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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.