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Finding the Fourth Proportional to 162,860.09, 244,230.09 and 56,216.91

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Solution

The fourth proportional to 162,860.09, 244,230.09 and 56,216.91 is: 84,304.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,860.09 : 244,230.09 = 56,216.91 : x
  2. Step 2: Convert to fraction form
    162,860.09/244,230.09 = 56,216.91/x
  3. Step 3: Cross multiply
    162,860.09x = 244,230.09 × 56,216.91
  4. Step 4: Simplify right side
    162,860.09x = 13,729,860,988.82
  5. Step 5: Solve for x
    x = 13,729,860,988.82/162,860.09
  6. Step 6: Final answer
    x = 84,304.64

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1.5x scale

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.