Home / 53,244.05-79,729.47-51,667.38

Finding the Fourth Proportional to 53,244.05, 79,729.47 and 51,667.38

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Solution

The fourth proportional to 53,244.05, 79,729.47 and 51,667.38 is: 77,368.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,244.05 : 79,729.47 = 51,667.38 : x
  2. Step 2: Convert to fraction form
    53,244.05/79,729.47 = 51,667.38/x
  3. Step 3: Cross multiply
    53,244.05x = 79,729.47 × 51,667.38
  4. Step 4: Simplify right side
    53,244.05x = 4,119,412,823.69
  5. Step 5: Solve for x
    x = 4,119,412,823.69/53,244.05
  6. Step 6: Final answer
    x = 77,368.52

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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.