Home / 152,270.82-228,421.44-52,417.80

Finding the Fourth Proportional to 152,270.82, 228,421.44 and 52,417.80

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Solution

The fourth proportional to 152,270.82, 228,421.44 and 52,417.80 is: 78,631.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,270.82 : 228,421.44 = 52,417.80 : x
  2. Step 2: Convert to fraction form
    152,270.82/228,421.44 = 52,417.80/x
  3. Step 3: Cross multiply
    152,270.82x = 228,421.44 × 52,417.80
  4. Step 4: Simplify right side
    152,270.82x = 11,973,349,357.63
  5. Step 5: Solve for x
    x = 11,973,349,357.63/152,270.82
  6. Step 6: Final answer
    x = 78,631.94

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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.