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Finding the Fourth Proportional to 72,466.80, 95,842.80 and 72,466.80

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Solution

The fourth proportional to 72,466.80, 95,842.80 and 72,466.80 is: 95,842.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,466.80 : 95,842.80 = 72,466.80 : x
  2. Step 2: Convert to fraction form
    72,466.80/95,842.80 = 72,466.80/x
  3. Step 3: Cross multiply
    72,466.80x = 95,842.80 × 72,466.80
  4. Step 4: Simplify right side
    72,466.80x = 6,945,421,019.04
  5. Step 5: Solve for x
    x = 6,945,421,019.04/72,466.80
  6. Step 6: Final answer
    x = 95,842.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.