Home / 401,100.04-601,017.18-148,032.28

Finding the Fourth Proportional to 401,100.04, 601,017.18 and 148,032.28

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Solution

The fourth proportional to 401,100.04, 601,017.18 and 148,032.28 is: 221,814.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,100.04 : 601,017.18 = 148,032.28 : x
  2. Step 2: Convert to fraction form
    401,100.04/601,017.18 = 148,032.28/x
  3. Step 3: Cross multiply
    401,100.04x = 601,017.18 × 148,032.28
  4. Step 4: Simplify right side
    401,100.04x = 88,969,943,474.57
  5. Step 5: Solve for x
    x = 88,969,943,474.57/401,100.04
  6. Step 6: Final answer
    x = 221,814.85

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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.