Home / 63,530.21-87,669.45-35,238.53

Finding the Fourth Proportional to 63,530.21, 87,669.45 and 35,238.53

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Solution

The fourth proportional to 63,530.21, 87,669.45 and 35,238.53 is: 48,627.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,530.21 : 87,669.45 = 35,238.53 : x
  2. Step 2: Convert to fraction form
    63,530.21/87,669.45 = 35,238.53/x
  3. Step 3: Cross multiply
    63,530.21x = 87,669.45 × 35,238.53
  4. Step 4: Simplify right side
    63,530.21x = 3,089,342,543.91
  5. Step 5: Solve for x
    x = 3,089,342,543.91/63,530.21
  6. Step 6: Final answer
    x = 48,627.93

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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.