Home / 63,276.60-87,315.66-34,977.72

Finding the Fourth Proportional to 63,276.60, 87,315.66 and 34,977.72

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Solution

The fourth proportional to 63,276.60, 87,315.66 and 34,977.72 is: 48,265.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,276.60 : 87,315.66 = 34,977.72 : x
  2. Step 2: Convert to fraction form
    63,276.60/87,315.66 = 34,977.72/x
  3. Step 3: Cross multiply
    63,276.60x = 87,315.66 × 34,977.72
  4. Step 4: Simplify right side
    63,276.60x = 3,054,102,707.10
  5. Step 5: Solve for x
    x = 3,054,102,707.10/63,276.60
  6. Step 6: Final answer
    x = 48,265.91

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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.