Home / 152,445.20-228,808.33-77,619.29

Finding the Fourth Proportional to 152,445.20, 228,808.33 and 77,619.29

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Solution

The fourth proportional to 152,445.20, 228,808.33 and 77,619.29 is: 116,500.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,445.20 : 228,808.33 = 77,619.29 : x
  2. Step 2: Convert to fraction form
    152,445.20/228,808.33 = 77,619.29/x
  3. Step 3: Cross multiply
    152,445.20x = 228,808.33 × 77,619.29
  4. Step 4: Simplify right side
    152,445.20x = 17,759,938,782.60
  5. Step 5: Solve for x
    x = 17,759,938,782.60/152,445.20
  6. Step 6: Final answer
    x = 116,500.48

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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.