Home / 97,895.90-146,728.65-51,124.70

Finding the Fourth Proportional to 97,895.90, 146,728.65 and 51,124.70

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Solution

The fourth proportional to 97,895.90, 146,728.65 and 51,124.70 is: 76,626.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,895.90 : 146,728.65 = 51,124.70 : x
  2. Step 2: Convert to fraction form
    97,895.90/146,728.65 = 51,124.70/x
  3. Step 3: Cross multiply
    97,895.90x = 146,728.65 × 51,124.70
  4. Step 4: Simplify right side
    97,895.90x = 7,501,458,212.66
  5. Step 5: Solve for x
    x = 7,501,458,212.66/97,895.90
  6. Step 6: Final answer
    x = 76,626.89

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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.