Home / 152,150.40-228,225.60-104,911.20

Finding the Fourth Proportional to 152,150.40, 228,225.60 and 104,911.20

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Solution

The fourth proportional to 152,150.40, 228,225.60 and 104,911.20 is: 157,366.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,150.40 : 228,225.60 = 104,911.20 : x
  2. Step 2: Convert to fraction form
    152,150.40/228,225.60 = 104,911.20/x
  3. Step 3: Cross multiply
    152,150.40x = 228,225.60 × 104,911.20
  4. Step 4: Simplify right side
    152,150.40x = 23,943,421,566.72
  5. Step 5: Solve for x
    x = 23,943,421,566.72/152,150.40
  6. Step 6: Final answer
    x = 157,366.80

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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.