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Finding the Fourth Proportional to 67,859.73, 93,646.67 and 37,645.65

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Solution

The fourth proportional to 67,859.73, 93,646.67 and 37,645.65 is: 51,951.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,859.73 : 93,646.67 = 37,645.65 : x
  2. Step 2: Convert to fraction form
    67,859.73/93,646.67 = 37,645.65/x
  3. Step 3: Cross multiply
    67,859.73x = 93,646.67 × 37,645.65
  4. Step 4: Simplify right side
    67,859.73x = 3,525,389,574.26
  5. Step 5: Solve for x
    x = 3,525,389,574.26/67,859.73
  6. Step 6: Final answer
    x = 51,951.13

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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.