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Finding the Fourth Proportional to 61,225.69, 84,493.67 and 35,748.36

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Solution

The fourth proportional to 61,225.69, 84,493.67 and 35,748.36 is: 49,334.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,225.69 : 84,493.67 = 35,748.36 : x
  2. Step 2: Convert to fraction form
    61,225.69/84,493.67 = 35,748.36/x
  3. Step 3: Cross multiply
    61,225.69x = 84,493.67 × 35,748.36
  4. Step 4: Simplify right side
    61,225.69x = 3,020,510,132.88
  5. Step 5: Solve for x
    x = 3,020,510,132.88/61,225.69
  6. Step 6: Final answer
    x = 49,334.03

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1.5x scale

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.