Home / 149,127.36-223,529.36-74,303.36

Finding the Fourth Proportional to 149,127.36, 223,529.36 and 74,303.36

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Solution

The fourth proportional to 149,127.36, 223,529.36 and 74,303.36 is: 111,374.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,127.36 : 223,529.36 = 74,303.36 : x
  2. Step 2: Convert to fraction form
    149,127.36/223,529.36 = 74,303.36/x
  3. Step 3: Cross multiply
    149,127.36x = 223,529.36 × 74,303.36
  4. Step 4: Simplify right side
    149,127.36x = 16,608,982,506.65
  5. Step 5: Solve for x
    x = 16,608,982,506.65/149,127.36
  6. Step 6: Final answer
    x = 111,374.48

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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.