Home / 63,140.19-87,133.06-34,845.88

Finding the Fourth Proportional to 63,140.19, 87,133.06 and 34,845.88

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Solution

The fourth proportional to 63,140.19, 87,133.06 and 34,845.88 is: 48,087.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,140.19 : 87,133.06 = 34,845.88 : x
  2. Step 2: Convert to fraction form
    63,140.19/87,133.06 = 34,845.88/x
  3. Step 3: Cross multiply
    63,140.19x = 87,133.06 × 34,845.88
  4. Step 4: Simplify right side
    63,140.19x = 3,036,228,152.79
  5. Step 5: Solve for x
    x = 3,036,228,152.79/63,140.19
  6. Step 6: Final answer
    x = 48,087.09

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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.