Home / 122,291.32-183,463.44-42,329.20

Finding the Fourth Proportional to 122,291.32, 183,463.44 and 42,329.20

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Solution

The fourth proportional to 122,291.32, 183,463.44 and 42,329.20 is: 63,502.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,291.32 : 183,463.44 = 42,329.20 : x
  2. Step 2: Convert to fraction form
    122,291.32/183,463.44 = 42,329.20/x
  3. Step 3: Cross multiply
    122,291.32x = 183,463.44 × 42,329.20
  4. Step 4: Simplify right side
    122,291.32x = 7,765,860,644.45
  5. Step 5: Solve for x
    x = 7,765,860,644.45/122,291.32
  6. Step 6: Final answer
    x = 63,502.96

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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.