Home / 152,290.32-228,450.90-52,437.30

Finding the Fourth Proportional to 152,290.32, 228,450.90 and 52,437.30

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Solution

The fourth proportional to 152,290.32, 228,450.90 and 52,437.30 is: 78,661.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,290.32 : 228,450.90 = 52,437.30 : x
  2. Step 2: Convert to fraction form
    152,290.32/228,450.90 = 52,437.30/x
  3. Step 3: Cross multiply
    152,290.32x = 228,450.90 × 52,437.30
  4. Step 4: Simplify right side
    152,290.32x = 11,979,348,378.57
  5. Step 5: Solve for x
    x = 11,979,348,378.57/152,290.32
  6. Step 6: Final answer
    x = 78,661.26

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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.