Home / 149,021.10-223,531.65-109,752.30

Finding the Fourth Proportional to 149,021.10, 223,531.65 and 109,752.30

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Solution

The fourth proportional to 149,021.10, 223,531.65 and 109,752.30 is: 164,628.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,021.10 : 223,531.65 = 109,752.30 : x
  2. Step 2: Convert to fraction form
    149,021.10/223,531.65 = 109,752.30/x
  3. Step 3: Cross multiply
    149,021.10x = 223,531.65 × 109,752.30
  4. Step 4: Simplify right side
    149,021.10x = 24,533,112,710.30
  5. Step 5: Solve for x
    x = 24,533,112,710.30/149,021.10
  6. Step 6: Final answer
    x = 164,628.45

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1.5x scale

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.