Home / 63,148.48-87,145.38-34,468.36

Finding the Fourth Proportional to 63,148.48, 87,145.38 and 34,468.36

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Solution

The fourth proportional to 63,148.48, 87,145.38 and 34,468.36 is: 47,566.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,148.48 : 87,145.38 = 34,468.36 : x
  2. Step 2: Convert to fraction form
    63,148.48/87,145.38 = 34,468.36/x
  3. Step 3: Cross multiply
    63,148.48x = 87,145.38 × 34,468.36
  4. Step 4: Simplify right side
    63,148.48x = 3,003,758,330.18
  5. Step 5: Solve for x
    x = 3,003,758,330.18/63,148.48
  6. Step 6: Final answer
    x = 47,566.60

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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.