Home / 152,349.98-228,385.03-52,486.43

Finding the Fourth Proportional to 152,349.98, 228,385.03 and 52,486.43

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Solution

The fourth proportional to 152,349.98, 228,385.03 and 52,486.43 is: 78,681.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,349.98 : 228,385.03 = 52,486.43 : x
  2. Step 2: Convert to fraction form
    152,349.98/228,385.03 = 52,486.43/x
  3. Step 3: Cross multiply
    152,349.98x = 228,385.03 × 52,486.43
  4. Step 4: Simplify right side
    152,349.98x = 11,987,114,852.46
  5. Step 5: Solve for x
    x = 11,987,114,852.46/152,349.98
  6. Step 6: Final answer
    x = 78,681.43

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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.