Home / 63,368.12-87,414.18-39,182.64

Finding the Fourth Proportional to 63,368.12, 87,414.18 and 39,182.64

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Solution

The fourth proportional to 63,368.12, 87,414.18 and 39,182.64 is: 54,051.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,368.12 : 87,414.18 = 39,182.64 : x
  2. Step 2: Convert to fraction form
    63,368.12/87,414.18 = 39,182.64/x
  3. Step 3: Cross multiply
    63,368.12x = 87,414.18 × 39,182.64
  4. Step 4: Simplify right side
    63,368.12x = 3,425,118,345.84
  5. Step 5: Solve for x
    x = 3,425,118,345.84/63,368.12
  6. Step 6: Final answer
    x = 54,051.13

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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.