Home / 157,601.20-236,401.80-155,268.40

Finding the Fourth Proportional to 157,601.20, 236,401.80 and 155,268.40

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Solution

The fourth proportional to 157,601.20, 236,401.80 and 155,268.40 is: 232,902.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,601.20 : 236,401.80 = 155,268.40 : x
  2. Step 2: Convert to fraction form
    157,601.20/236,401.80 = 155,268.40/x
  3. Step 3: Cross multiply
    157,601.20x = 236,401.80 × 155,268.40
  4. Step 4: Simplify right side
    157,601.20x = 36,705,729,243.12
  5. Step 5: Solve for x
    x = 36,705,729,243.12/157,601.20
  6. Step 6: Final answer
    x = 232,902.60

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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.