Home / 152,281.22-228,412.10-47,091.38

Finding the Fourth Proportional to 152,281.22, 228,412.10 and 47,091.38

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Solution

The fourth proportional to 152,281.22, 228,412.10 and 47,091.38 is: 70,634.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,281.22 : 228,412.10 = 47,091.38 : x
  2. Step 2: Convert to fraction form
    152,281.22/228,412.10 = 47,091.38/x
  3. Step 3: Cross multiply
    152,281.22x = 228,412.10 × 47,091.38
  4. Step 4: Simplify right side
    152,281.22x = 10,756,239,973.37
  5. Step 5: Solve for x
    x = 10,756,239,973.37/152,281.22
  6. Step 6: Final answer
    x = 70,634.06

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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.