Home / 175,705.56-262,945.98-143,746.20

Finding the Fourth Proportional to 175,705.56, 262,945.98 and 143,746.20

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Solution

The fourth proportional to 175,705.56, 262,945.98 and 143,746.20 is: 215,118.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,705.56 : 262,945.98 = 143,746.20 : x
  2. Step 2: Convert to fraction form
    175,705.56/262,945.98 = 143,746.20/x
  3. Step 3: Cross multiply
    175,705.56x = 262,945.98 × 143,746.20
  4. Step 4: Simplify right side
    175,705.56x = 37,797,485,430.28
  5. Step 5: Solve for x
    x = 37,797,485,430.28/175,705.56
  6. Step 6: Final answer
    x = 215,118.32

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1.5x scale

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.