Home / 97,751.61-146,624.85-31,195.80

Finding the Fourth Proportional to 97,751.61, 146,624.85 and 31,195.80

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Solution

The fourth proportional to 97,751.61, 146,624.85 and 31,195.80 is: 46,792.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,751.61 : 146,624.85 = 31,195.80 : x
  2. Step 2: Convert to fraction form
    97,751.61/146,624.85 = 31,195.80/x
  3. Step 3: Cross multiply
    97,751.61x = 146,624.85 × 31,195.80
  4. Step 4: Simplify right side
    97,751.61x = 4,574,079,495.63
  5. Step 5: Solve for x
    x = 4,574,079,495.63/97,751.61
  6. Step 6: Final answer
    x = 46,792.88

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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.