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Finding the Fourth Proportional to 149,816.40, 224,870.20 and 116,894.80

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Solution

The fourth proportional to 149,816.40, 224,870.20 and 116,894.80 is: 175,455.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,816.40 : 224,870.20 = 116,894.80 : x
  2. Step 2: Convert to fraction form
    149,816.40/224,870.20 = 116,894.80/x
  3. Step 3: Cross multiply
    149,816.40x = 224,870.20 × 116,894.80
  4. Step 4: Simplify right side
    149,816.40x = 26,286,157,054.96
  5. Step 5: Solve for x
    x = 26,286,157,054.96/149,816.40
  6. Step 6: Final answer
    x = 175,455.80

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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.