Home / 63,109.58-87,090.63-34,814.66

Finding the Fourth Proportional to 63,109.58, 87,090.63 and 34,814.66

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Solution

The fourth proportional to 63,109.58, 87,090.63 and 34,814.66 is: 48,043.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,109.58 : 87,090.63 = 34,814.66 : x
  2. Step 2: Convert to fraction form
    63,109.58/87,090.63 = 34,814.66/x
  3. Step 3: Cross multiply
    63,109.58x = 87,090.63 × 34,814.66
  4. Step 4: Simplify right side
    63,109.58x = 3,032,030,672.64
  5. Step 5: Solve for x
    x = 3,032,030,672.64/63,109.58
  6. Step 6: Final answer
    x = 48,043.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.