Home / 51,133.72-70,541.82-29,903.62

Finding the Fourth Proportional to 51,133.72, 70,541.82 and 29,903.62

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Solution

The fourth proportional to 51,133.72, 70,541.82 and 29,903.62 is: 41,253.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,133.72 : 70,541.82 = 29,903.62 : x
  2. Step 2: Convert to fraction form
    51,133.72/70,541.82 = 29,903.62/x
  3. Step 3: Cross multiply
    51,133.72x = 70,541.82 × 29,903.62
  4. Step 4: Simplify right side
    51,133.72x = 2,109,455,779.39
  5. Step 5: Solve for x
    x = 2,109,455,779.39/51,133.72
  6. Step 6: Final answer
    x = 41,253.71

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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.