Home / 67,299.08-92,875.86-39,013.64

Finding the Fourth Proportional to 67,299.08, 92,875.86 and 39,013.64

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Solution

The fourth proportional to 67,299.08, 92,875.86 and 39,013.64 is: 53,840.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,299.08 : 92,875.86 = 39,013.64 : x
  2. Step 2: Convert to fraction form
    67,299.08/92,875.86 = 39,013.64/x
  3. Step 3: Cross multiply
    67,299.08x = 92,875.86 × 39,013.64
  4. Step 4: Simplify right side
    67,299.08x = 3,623,425,366.73
  5. Step 5: Solve for x
    x = 3,623,425,366.73/67,299.08
  6. Step 6: Final answer
    x = 53,840.64

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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.