Home / 250,360.04-345,510.70-142,964.60

Finding the Fourth Proportional to 250,360.04, 345,510.70 and 142,964.60

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Solution

The fourth proportional to 250,360.04, 345,510.70 and 142,964.60 is: 197,299.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,360.04 : 345,510.70 = 142,964.60 : x
  2. Step 2: Convert to fraction form
    250,360.04/345,510.70 = 142,964.60/x
  3. Step 3: Cross multiply
    250,360.04x = 345,510.70 × 142,964.60
  4. Step 4: Simplify right side
    250,360.04x = 49,395,799,021.22
  5. Step 5: Solve for x
    x = 49,395,799,021.22/250,360.04
  6. Step 6: Final answer
    x = 197,299.05

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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.