Home / 146,820.12-220,263-46,986.30

Finding the Fourth Proportional to 146,820.12, 220,263 and 46,986.30

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Solution

The fourth proportional to 146,820.12, 220,263 and 46,986.30 is: 70,489.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,820.12 : 220,263 = 46,986.30 : x
  2. Step 2: Convert to fraction form
    146,820.12/220,263 = 46,986.30/x
  3. Step 3: Cross multiply
    146,820.12x = 220,263 × 46,986.30
  4. Step 4: Simplify right side
    146,820.12x = 10,349,343,396.90
  5. Step 5: Solve for x
    x = 10,349,343,396.90/146,820.12
  6. Step 6: Final answer
    x = 70,489.95

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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.