Home / 152,365.81-228,608.85-47,192.98

Finding the Fourth Proportional to 152,365.81, 228,608.85 and 47,192.98

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Solution

The fourth proportional to 152,365.81, 228,608.85 and 47,192.98 is: 70,808.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,365.81 : 228,608.85 = 47,192.98 : x
  2. Step 2: Convert to fraction form
    152,365.81/228,608.85 = 47,192.98/x
  3. Step 3: Cross multiply
    152,365.81x = 228,608.85 × 47,192.98
  4. Step 4: Simplify right side
    152,365.81x = 10,788,731,742.83
  5. Step 5: Solve for x
    x = 10,788,731,742.83/152,365.81
  6. Step 6: Final answer
    x = 70,808.09

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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.