Home / 343,232.20-514,848.30-90,512.20

Finding the Fourth Proportional to 343,232.20, 514,848.30 and 90,512.20

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Solution

The fourth proportional to 343,232.20, 514,848.30 and 90,512.20 is: 135,768.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,232.20 : 514,848.30 = 90,512.20 : x
  2. Step 2: Convert to fraction form
    343,232.20/514,848.30 = 90,512.20/x
  3. Step 3: Cross multiply
    343,232.20x = 514,848.30 × 90,512.20
  4. Step 4: Simplify right side
    343,232.20x = 46,600,052,299.26
  5. Step 5: Solve for x
    x = 46,600,052,299.26/343,232.20
  6. Step 6: Final answer
    x = 135,768.30

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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.