Home / 268,296.76-370,241.85-151,999.39

Finding the Fourth Proportional to 268,296.76, 370,241.85 and 151,999.39

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Solution

The fourth proportional to 268,296.76, 370,241.85 and 151,999.39 is: 209,754.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,296.76 : 370,241.85 = 151,999.39 : x
  2. Step 2: Convert to fraction form
    268,296.76/370,241.85 = 151,999.39/x
  3. Step 3: Cross multiply
    268,296.76x = 370,241.85 × 151,999.39
  4. Step 4: Simplify right side
    268,296.76x = 56,276,535,352.47
  5. Step 5: Solve for x
    x = 56,276,535,352.47/268,296.76
  6. Step 6: Final answer
    x = 209,754.81

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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.