Home / 145,999.21-218,714.77-95,927.17

Finding the Fourth Proportional to 145,999.21, 218,714.77 and 95,927.17

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Solution

The fourth proportional to 145,999.21, 218,714.77 and 95,927.17 is: 143,704.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,999.21 : 218,714.77 = 95,927.17 : x
  2. Step 2: Convert to fraction form
    145,999.21/218,714.77 = 95,927.17/x
  3. Step 3: Cross multiply
    145,999.21x = 218,714.77 × 95,927.17
  4. Step 4: Simplify right side
    145,999.21x = 20,980,688,923.30
  5. Step 5: Solve for x
    x = 20,980,688,923.30/145,999.21
  6. Step 6: Final answer
    x = 143,704.13

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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.