Home / 69,365.14-95,688.62-42,133.98

Finding the Fourth Proportional to 69,365.14, 95,688.62 and 42,133.98

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Solution

The fourth proportional to 69,365.14, 95,688.62 and 42,133.98 is: 58,123.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,365.14 : 95,688.62 = 42,133.98 : x
  2. Step 2: Convert to fraction form
    69,365.14/95,688.62 = 42,133.98/x
  3. Step 3: Cross multiply
    69,365.14x = 95,688.62 × 42,133.98
  4. Step 4: Simplify right side
    69,365.14x = 4,031,741,712.19
  5. Step 5: Solve for x
    x = 4,031,741,712.19/69,365.14
  6. Step 6: Final answer
    x = 58,123.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.