Home / 250,014.61-345,021.07-135,293.24

Finding the Fourth Proportional to 250,014.61, 345,021.07 and 135,293.24

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Solution

The fourth proportional to 250,014.61, 345,021.07 and 135,293.24 is: 186,705.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,014.61 : 345,021.07 = 135,293.24 : x
  2. Step 2: Convert to fraction form
    250,014.61/345,021.07 = 135,293.24/x
  3. Step 3: Cross multiply
    250,014.61x = 345,021.07 × 135,293.24
  4. Step 4: Simplify right side
    250,014.61x = 46,679,018,428.57
  5. Step 5: Solve for x
    x = 46,679,018,428.57/250,014.61
  6. Step 6: Final answer
    x = 186,705.16

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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.