Home / 149,015.32-223,669.86-109,461.40

Finding the Fourth Proportional to 149,015.32, 223,669.86 and 109,461.40

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Solution

The fourth proportional to 149,015.32, 223,669.86 and 109,461.40 is: 164,299.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,015.32 : 223,669.86 = 109,461.40 : x
  2. Step 2: Convert to fraction form
    149,015.32/223,669.86 = 109,461.40/x
  3. Step 3: Cross multiply
    149,015.32x = 223,669.86 × 109,461.40
  4. Step 4: Simplify right side
    149,015.32x = 24,483,216,013.40
  5. Step 5: Solve for x
    x = 24,483,216,013.40/149,015.32
  6. Step 6: Final answer
    x = 164,299.99

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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.