Home / 63,348.48-87,421.68-35,056.80

Finding the Fourth Proportional to 63,348.48, 87,421.68 and 35,056.80

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Solution

The fourth proportional to 63,348.48, 87,421.68 and 35,056.80 is: 48,378.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,348.48 : 87,421.68 = 35,056.80 : x
  2. Step 2: Convert to fraction form
    63,348.48/87,421.68 = 35,056.80/x
  3. Step 3: Cross multiply
    63,348.48x = 87,421.68 × 35,056.80
  4. Step 4: Simplify right side
    63,348.48x = 3,064,724,351.42
  5. Step 5: Solve for x
    x = 3,064,724,351.42/63,348.48
  6. Step 6: Final answer
    x = 48,378.81

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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.