Home / 268,259.68-370,196.40-145,750.96

Finding the Fourth Proportional to 268,259.68, 370,196.40 and 145,750.96

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Solution

The fourth proportional to 268,259.68, 370,196.40 and 145,750.96 is: 201,135.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,259.68 : 370,196.40 = 145,750.96 : x
  2. Step 2: Convert to fraction form
    268,259.68/370,196.40 = 145,750.96/x
  3. Step 3: Cross multiply
    268,259.68x = 370,196.40 × 145,750.96
  4. Step 4: Simplify right side
    268,259.68x = 53,956,480,688.54
  5. Step 5: Solve for x
    x = 53,956,480,688.54/268,259.68
  6. Step 6: Final answer
    x = 201,135.26

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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.