Home / 250,359.04-345,509.32-142,963.60

Finding the Fourth Proportional to 250,359.04, 345,509.32 and 142,963.60

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Solution

The fourth proportional to 250,359.04, 345,509.32 and 142,963.60 is: 197,297.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,359.04 : 345,509.32 = 142,963.60 : x
  2. Step 2: Convert to fraction form
    250,359.04/345,509.32 = 142,963.60/x
  3. Step 3: Cross multiply
    250,359.04x = 345,509.32 × 142,963.60
  4. Step 4: Simplify right side
    250,359.04x = 49,395,256,220.75
  5. Step 5: Solve for x
    x = 49,395,256,220.75/250,359.04
  6. Step 6: Final answer
    x = 197,297.67

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1.5x scale

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.