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Finding the Fourth Proportional to 67,573.58, 93,246.80 and 38,891.48

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Solution

The fourth proportional to 67,573.58, 93,246.80 and 38,891.48 is: 53,667.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,573.58 : 93,246.80 = 38,891.48 : x
  2. Step 2: Convert to fraction form
    67,573.58/93,246.80 = 38,891.48/x
  3. Step 3: Cross multiply
    67,573.58x = 93,246.80 × 38,891.48
  4. Step 4: Simplify right side
    67,573.58x = 3,626,506,057.26
  5. Step 5: Solve for x
    x = 3,626,506,057.26/67,573.58
  6. Step 6: Final answer
    x = 53,667.51

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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.