Home / 146,700.81-220,048.79-46,860.30

Finding the Fourth Proportional to 146,700.81, 220,048.79 and 46,860.30

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Solution

The fourth proportional to 146,700.81, 220,048.79 and 46,860.30 is: 70,289.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,700.81 : 220,048.79 = 46,860.30 : x
  2. Step 2: Convert to fraction form
    146,700.81/220,048.79 = 46,860.30/x
  3. Step 3: Cross multiply
    146,700.81x = 220,048.79 × 46,860.30
  4. Step 4: Simplify right side
    146,700.81x = 10,311,552,079.74
  5. Step 5: Solve for x
    x = 10,311,552,079.74/146,700.81
  6. Step 6: Final answer
    x = 70,289.67

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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.