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Finding the Fourth Proportional to 67,672.84, 93,399.66 and 46,434.64

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Solution

The fourth proportional to 67,672.84, 93,399.66 and 46,434.64 is: 64,087.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,672.84 : 93,399.66 = 46,434.64 : x
  2. Step 2: Convert to fraction form
    67,672.84/93,399.66 = 46,434.64/x
  3. Step 3: Cross multiply
    67,672.84x = 93,399.66 × 46,434.64
  4. Step 4: Simplify right side
    67,672.84x = 4,336,979,588.22
  5. Step 5: Solve for x
    x = 4,336,979,588.22/67,672.84
  6. Step 6: Final answer
    x = 64,087.45

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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.