Home / 64,285.21-96,434.15-22,159.74

Finding the Fourth Proportional to 64,285.21, 96,434.15 and 22,159.74

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Solution

The fourth proportional to 64,285.21, 96,434.15 and 22,159.74 is: 33,241.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,285.21 : 96,434.15 = 22,159.74 : x
  2. Step 2: Convert to fraction form
    64,285.21/96,434.15 = 22,159.74/x
  3. Step 3: Cross multiply
    64,285.21x = 96,434.15 × 22,159.74
  4. Step 4: Simplify right side
    64,285.21x = 2,136,956,203.15
  5. Step 5: Solve for x
    x = 2,136,956,203.15/64,285.21
  6. Step 6: Final answer
    x = 33,241.80

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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.