Home / 114,127.32-171,157.46-42,998.60

Finding the Fourth Proportional to 114,127.32, 171,157.46 and 42,998.60

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Solution

The fourth proportional to 114,127.32, 171,157.46 and 42,998.60 is: 64,485.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,127.32 : 171,157.46 = 42,998.60 : x
  2. Step 2: Convert to fraction form
    114,127.32/171,157.46 = 42,998.60/x
  3. Step 3: Cross multiply
    114,127.32x = 171,157.46 × 42,998.60
  4. Step 4: Simplify right side
    114,127.32x = 7,359,531,159.56
  5. Step 5: Solve for x
    x = 7,359,531,159.56/114,127.32
  6. Step 6: Final answer
    x = 64,485.27

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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.