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Finding the Fourth Proportional to 63,889.20, 88,166.88 and 37,037.16

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Solution

The fourth proportional to 63,889.20, 88,166.88 and 37,037.16 is: 51,111.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,889.20 : 88,166.88 = 37,037.16 : x
  2. Step 2: Convert to fraction form
    63,889.20/88,166.88 = 37,037.16/x
  3. Step 3: Cross multiply
    63,889.20x = 88,166.88 × 37,037.16
  4. Step 4: Simplify right side
    63,889.20x = 3,265,450,841.26
  5. Step 5: Solve for x
    x = 3,265,450,841.26/63,889.20
  6. Step 6: Final answer
    x = 51,111.16

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1.5x scale

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.