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Finding the Fourth Proportional to 160,528.84, 240,795.60 and 76,297.60

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Solution

The fourth proportional to 160,528.84, 240,795.60 and 76,297.60 is: 114,447.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,528.84 : 240,795.60 = 76,297.60 : x
  2. Step 2: Convert to fraction form
    160,528.84/240,795.60 = 76,297.60/x
  3. Step 3: Cross multiply
    160,528.84x = 240,795.60 × 76,297.60
  4. Step 4: Simplify right side
    160,528.84x = 18,372,125,460.14
  5. Step 5: Solve for x
    x = 18,372,125,460.14/160,528.84
  6. Step 6: Final answer
    x = 114,447.51

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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.