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Finding the Fourth Proportional to 67,574.16, 93,252.24 and 38,895.84

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Solution

The fourth proportional to 67,574.16, 93,252.24 and 38,895.84 is: 53,676.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,574.16 : 93,252.24 = 38,895.84 : x
  2. Step 2: Convert to fraction form
    67,574.16/93,252.24 = 38,895.84/x
  3. Step 3: Cross multiply
    67,574.16x = 93,252.24 × 38,895.84
  4. Step 4: Simplify right side
    67,574.16x = 3,627,124,206.68
  5. Step 5: Solve for x
    x = 3,627,124,206.68/67,574.16
  6. Step 6: Final answer
    x = 53,676.20

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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.