Home / 152,212.40-228,318.60-39,892.40

Finding the Fourth Proportional to 152,212.40, 228,318.60 and 39,892.40

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Solution

The fourth proportional to 152,212.40, 228,318.60 and 39,892.40 is: 59,838.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,212.40 : 228,318.60 = 39,892.40 : x
  2. Step 2: Convert to fraction form
    152,212.40/228,318.60 = 39,892.40/x
  3. Step 3: Cross multiply
    152,212.40x = 228,318.60 × 39,892.40
  4. Step 4: Simplify right side
    152,212.40x = 9,108,176,918.64
  5. Step 5: Solve for x
    x = 9,108,176,918.64/152,212.40
  6. Step 6: Final answer
    x = 59,838.60

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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.