Home / 149,983.19-223,651.93-148,633.06

Finding the Fourth Proportional to 149,983.19, 223,651.93 and 148,633.06

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Solution

The fourth proportional to 149,983.19, 223,651.93 and 148,633.06 is: 221,638.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,983.19 : 223,651.93 = 148,633.06 : x
  2. Step 2: Convert to fraction form
    149,983.19/223,651.93 = 148,633.06/x
  3. Step 3: Cross multiply
    149,983.19x = 223,651.93 × 148,633.06
  4. Step 4: Simplify right side
    149,983.19x = 33,242,070,730.81
  5. Step 5: Solve for x
    x = 33,242,070,730.81/149,983.19
  6. Step 6: Final answer
    x = 221,638.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.