Home / 145,958.08-201,019.32-125,807.44

Finding the Fourth Proportional to 145,958.08, 201,019.32 and 125,807.44

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Solution

The fourth proportional to 145,958.08, 201,019.32 and 125,807.44 is: 173,267.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,958.08 : 201,019.32 = 125,807.44 : x
  2. Step 2: Convert to fraction form
    145,958.08/201,019.32 = 125,807.44/x
  3. Step 3: Cross multiply
    145,958.08x = 201,019.32 × 125,807.44
  4. Step 4: Simplify right side
    145,958.08x = 25,289,726,039.74
  5. Step 5: Solve for x
    x = 25,289,726,039.74/145,958.08
  6. Step 6: Final answer
    x = 173,267.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.