Home / 122,099.24-182,820.72-77,484.44

Finding the Fourth Proportional to 122,099.24, 182,820.72 and 77,484.44

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Solution

The fourth proportional to 122,099.24, 182,820.72 and 77,484.44 is: 116,018.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,099.24 : 182,820.72 = 77,484.44 : x
  2. Step 2: Convert to fraction form
    122,099.24/182,820.72 = 77,484.44/x
  3. Step 3: Cross multiply
    122,099.24x = 182,820.72 × 77,484.44
  4. Step 4: Simplify right side
    122,099.24x = 14,165,761,109.60
  5. Step 5: Solve for x
    x = 14,165,761,109.60/122,099.24
  6. Step 6: Final answer
    x = 116,018.42

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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.