Home / 53,193.81-79,736.90-34,485.74

Finding the Fourth Proportional to 53,193.81, 79,736.90 and 34,485.74

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Solution

The fourth proportional to 53,193.81, 79,736.90 and 34,485.74 is: 51,693.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,193.81 : 79,736.90 = 34,485.74 : x
  2. Step 2: Convert to fraction form
    53,193.81/79,736.90 = 34,485.74/x
  3. Step 3: Cross multiply
    53,193.81x = 79,736.90 × 34,485.74
  4. Step 4: Simplify right side
    53,193.81x = 2,749,786,001.81
  5. Step 5: Solve for x
    x = 2,749,786,001.81/53,193.81
  6. Step 6: Final answer
    x = 51,693.72

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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.