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Finding the Fourth Proportional to 65,852.79, 98,760.10 and 46,975.83

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Solution

The fourth proportional to 65,852.79, 98,760.10 and 46,975.83 is: 70,450.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,852.79 : 98,760.10 = 46,975.83 : x
  2. Step 2: Convert to fraction form
    65,852.79/98,760.10 = 46,975.83/x
  3. Step 3: Cross multiply
    65,852.79x = 98,760.10 × 46,975.83
  4. Step 4: Simplify right side
    65,852.79x = 4,639,337,668.38
  5. Step 5: Solve for x
    x = 4,639,337,668.38/65,852.79
  6. Step 6: Final answer
    x = 70,450.13

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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.