Home / 63,199.12-87,212.40-34,904.08

Finding the Fourth Proportional to 63,199.12, 87,212.40 and 34,904.08

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Solution

The fourth proportional to 63,199.12, 87,212.40 and 34,904.08 is: 48,166.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,199.12 : 87,212.40 = 34,904.08 : x
  2. Step 2: Convert to fraction form
    63,199.12/87,212.40 = 34,904.08/x
  3. Step 3: Cross multiply
    63,199.12x = 87,212.40 × 34,904.08
  4. Step 4: Simplify right side
    63,199.12x = 3,044,068,586.59
  5. Step 5: Solve for x
    x = 3,044,068,586.59/63,199.12
  6. Step 6: Final answer
    x = 48,166.31

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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.