Home / 63,558.47-87,710.45-34,878.62

Finding the Fourth Proportional to 63,558.47, 87,710.45 and 34,878.62

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Solution

The fourth proportional to 63,558.47, 87,710.45 and 34,878.62 is: 48,132.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,558.47 : 87,710.45 = 34,878.62 : x
  2. Step 2: Convert to fraction form
    63,558.47/87,710.45 = 34,878.62/x
  3. Step 3: Cross multiply
    63,558.47x = 87,710.45 × 34,878.62
  4. Step 4: Simplify right side
    63,558.47x = 3,059,219,455.58
  5. Step 5: Solve for x
    x = 3,059,219,455.58/63,558.47
  6. Step 6: Final answer
    x = 48,132.36

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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.