Home / 159,962.40-239,943.60-157,629.60

Finding the Fourth Proportional to 159,962.40, 239,943.60 and 157,629.60

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Solution

The fourth proportional to 159,962.40, 239,943.60 and 157,629.60 is: 236,444.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,962.40 : 239,943.60 = 157,629.60 : x
  2. Step 2: Convert to fraction form
    159,962.40/239,943.60 = 157,629.60/x
  3. Step 3: Cross multiply
    159,962.40x = 239,943.60 × 157,629.60
  4. Step 4: Simplify right side
    159,962.40x = 37,822,213,690.56
  5. Step 5: Solve for x
    x = 37,822,213,690.56/159,962.40
  6. Step 6: Final answer
    x = 236,444.40

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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.