Home / 152,058.40-228,136.20-52,282.60

Finding the Fourth Proportional to 152,058.40, 228,136.20 and 52,282.60

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Solution

The fourth proportional to 152,058.40, 228,136.20 and 52,282.60 is: 78,440.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,058.40 : 228,136.20 = 52,282.60 : x
  2. Step 2: Convert to fraction form
    152,058.40/228,136.20 = 52,282.60/x
  3. Step 3: Cross multiply
    152,058.40x = 228,136.20 × 52,282.60
  4. Step 4: Simplify right side
    152,058.40x = 11,927,553,690.12
  5. Step 5: Solve for x
    x = 11,927,553,690.12/152,058.40
  6. Step 6: Final answer
    x = 78,440.61

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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.