Home / 149,205.22-223,807.86-142,726.26

Finding the Fourth Proportional to 149,205.22, 223,807.86 and 142,726.26

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Solution

The fourth proportional to 149,205.22, 223,807.86 and 142,726.26 is: 214,089.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,205.22 : 223,807.86 = 142,726.26 : x
  2. Step 2: Convert to fraction form
    149,205.22/223,807.86 = 142,726.26/x
  3. Step 3: Cross multiply
    149,205.22x = 223,807.86 × 142,726.26
  4. Step 4: Simplify right side
    149,205.22x = 31,943,258,816.40
  5. Step 5: Solve for x
    x = 31,943,258,816.40/149,205.22
  6. Step 6: Final answer
    x = 214,089.42

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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.