Home / 149,656.41-223,161.48-148,322.34

Finding the Fourth Proportional to 149,656.41, 223,161.48 and 148,322.34

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Solution

The fourth proportional to 149,656.41, 223,161.48 and 148,322.34 is: 221,172.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,656.41 : 223,161.48 = 148,322.34 : x
  2. Step 2: Convert to fraction form
    149,656.41/223,161.48 = 148,322.34/x
  3. Step 3: Cross multiply
    149,656.41x = 223,161.48 × 148,322.34
  4. Step 4: Simplify right side
    149,656.41x = 33,099,832,911.46
  5. Step 5: Solve for x
    x = 33,099,832,911.46/149,656.41
  6. Step 6: Final answer
    x = 221,172.17

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1.5x scale

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.