Home / 106,732.98-160,196.40-56,855.61

Finding the Fourth Proportional to 106,732.98, 160,196.40 and 56,855.61

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Solution

The fourth proportional to 106,732.98, 160,196.40 and 56,855.61 is: 85,335.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,732.98 : 160,196.40 = 56,855.61 : x
  2. Step 2: Convert to fraction form
    106,732.98/160,196.40 = 56,855.61/x
  3. Step 3: Cross multiply
    106,732.98x = 160,196.40 × 56,855.61
  4. Step 4: Simplify right side
    106,732.98x = 9,108,064,041.80
  5. Step 5: Solve for x
    x = 9,108,064,041.80/106,732.98
  6. Step 6: Final answer
    x = 85,335.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.