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Finding the Fourth Proportional to 64,769.90, 97,036.48 and 46,956.41

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Solution

The fourth proportional to 64,769.90, 97,036.48 and 46,956.41 is: 70,348.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,769.90 : 97,036.48 = 46,956.41 : x
  2. Step 2: Convert to fraction form
    64,769.90/97,036.48 = 46,956.41/x
  3. Step 3: Cross multiply
    64,769.90x = 97,036.48 × 46,956.41
  4. Step 4: Simplify right side
    64,769.90x = 4,556,484,677.24
  5. Step 5: Solve for x
    x = 4,556,484,677.24/64,769.90
  6. Step 6: Final answer
    x = 70,348.80

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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.