Home / 250,511.40-345,681.54-149,907.24

Finding the Fourth Proportional to 250,511.40, 345,681.54 and 149,907.24

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Solution

The fourth proportional to 250,511.40, 345,681.54 and 149,907.24 is: 206,857.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,511.40 : 345,681.54 = 149,907.24 : x
  2. Step 2: Convert to fraction form
    250,511.40/345,681.54 = 149,907.24/x
  3. Step 3: Cross multiply
    250,511.40x = 345,681.54 × 149,907.24
  4. Step 4: Simplify right side
    250,511.40x = 51,820,165,580.35
  5. Step 5: Solve for x
    x = 51,820,165,580.35/250,511.40
  6. Step 6: Final answer
    x = 206,857.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.