Home / 97,012.65-133,867.98-54,570.27

Finding the Fourth Proportional to 97,012.65, 133,867.98 and 54,570.27

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Solution

The fourth proportional to 97,012.65, 133,867.98 and 54,570.27 is: 75,301.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,012.65 : 133,867.98 = 54,570.27 : x
  2. Step 2: Convert to fraction form
    97,012.65/133,867.98 = 54,570.27/x
  3. Step 3: Cross multiply
    97,012.65x = 133,867.98 × 54,570.27
  4. Step 4: Simplify right side
    97,012.65x = 7,305,211,812.95
  5. Step 5: Solve for x
    x = 7,305,211,812.95/97,012.65
  6. Step 6: Final answer
    x = 75,301.64

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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.