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Finding the Fourth Proportional to 63,752.74, 87,976.06 and 35,070.57

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Solution

The fourth proportional to 63,752.74, 87,976.06 and 35,070.57 is: 48,395.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,752.74 : 87,976.06 = 35,070.57 : x
  2. Step 2: Convert to fraction form
    63,752.74/87,976.06 = 35,070.57/x
  3. Step 3: Cross multiply
    63,752.74x = 87,976.06 × 35,070.57
  4. Step 4: Simplify right side
    63,752.74x = 3,085,370,482.88
  5. Step 5: Solve for x
    x = 3,085,370,482.88/63,752.74
  6. Step 6: Final answer
    x = 48,395.89

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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.