Home / 152,228.40-228,342.60-39,908.40

Finding the Fourth Proportional to 152,228.40, 228,342.60 and 39,908.40

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Solution

The fourth proportional to 152,228.40, 228,342.60 and 39,908.40 is: 59,862.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,228.40 : 228,342.60 = 39,908.40 : x
  2. Step 2: Convert to fraction form
    152,228.40/228,342.60 = 39,908.40/x
  3. Step 3: Cross multiply
    152,228.40x = 228,342.60 × 39,908.40
  4. Step 4: Simplify right side
    152,228.40x = 9,112,787,817.84
  5. Step 5: Solve for x
    x = 9,112,787,817.84/152,228.40
  6. Step 6: Final answer
    x = 59,862.60

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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.