Home / 63,240-87,263.64-34,941.84

Finding the Fourth Proportional to 63,240, 87,263.64 and 34,941.84

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Solution

The fourth proportional to 63,240, 87,263.64 and 34,941.84 is: 48,215.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,240 : 87,263.64 = 34,941.84 : x
  2. Step 2: Convert to fraction form
    63,240/87,263.64 = 34,941.84/x
  3. Step 3: Cross multiply
    63,240x = 87,263.64 × 34,941.84
  4. Step 4: Simplify right side
    63,240x = 3,049,152,146.70
  5. Step 5: Solve for x
    x = 3,049,152,146.70/63,240
  6. Step 6: Final answer
    x = 48,215.56

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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.