Home / 97,319.21-134,216.60-63,315.27

Finding the Fourth Proportional to 97,319.21, 134,216.60 and 63,315.27

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Solution

The fourth proportional to 97,319.21, 134,216.60 and 63,315.27 is: 87,320.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,319.21 : 134,216.60 = 63,315.27 : x
  2. Step 2: Convert to fraction form
    97,319.21/134,216.60 = 63,315.27/x
  3. Step 3: Cross multiply
    97,319.21x = 134,216.60 × 63,315.27
  4. Step 4: Simplify right side
    97,319.21x = 8,497,959,950.91
  5. Step 5: Solve for x
    x = 8,497,959,950.91/97,319.21
  6. Step 6: Final answer
    x = 87,320.48

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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.