Home / 401,621.22-602,047.62-148,833.81

Finding the Fourth Proportional to 401,621.22, 602,047.62 and 148,833.81

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Solution

The fourth proportional to 401,621.22, 602,047.62 and 148,833.81 is: 223,108.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,621.22 : 602,047.62 = 148,833.81 : x
  2. Step 2: Convert to fraction form
    401,621.22/602,047.62 = 148,833.81/x
  3. Step 3: Cross multiply
    401,621.22x = 602,047.62 × 148,833.81
  4. Step 4: Simplify right side
    401,621.22x = 89,605,041,086.03
  5. Step 5: Solve for x
    x = 89,605,041,086.03/401,621.22
  6. Step 6: Final answer
    x = 223,108.33

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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.