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Finding the Fourth Proportional to 70,062.84, 96,668.64 and 41,748.48

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Solution

The fourth proportional to 70,062.84, 96,668.64 and 41,748.48 is: 57,602.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,062.84 : 96,668.64 = 41,748.48 : x
  2. Step 2: Convert to fraction form
    70,062.84/96,668.64 = 41,748.48/x
  3. Step 3: Cross multiply
    70,062.84x = 96,668.64 × 41,748.48
  4. Step 4: Simplify right side
    70,062.84x = 4,035,768,783.67
  5. Step 5: Solve for x
    x = 4,035,768,783.67/70,062.84
  6. Step 6: Final answer
    x = 57,602.13

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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.