Home / 152,146.28-228,219.42-118,816.40

Finding the Fourth Proportional to 152,146.28, 228,219.42 and 118,816.40

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Solution

The fourth proportional to 152,146.28, 228,219.42 and 118,816.40 is: 178,224.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,146.28 : 228,219.42 = 118,816.40 : x
  2. Step 2: Convert to fraction form
    152,146.28/228,219.42 = 118,816.40/x
  3. Step 3: Cross multiply
    152,146.28x = 228,219.42 × 118,816.40
  4. Step 4: Simplify right side
    152,146.28x = 27,116,209,894.49
  5. Step 5: Solve for x
    x = 27,116,209,894.49/152,146.28
  6. Step 6: Final answer
    x = 178,224.60

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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.