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Finding the Fourth Proportional to 64,237, 88,647.06 and 35,948.16

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Solution

The fourth proportional to 64,237, 88,647.06 and 35,948.16 is: 49,608.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,237 : 88,647.06 = 35,948.16 : x
  2. Step 2: Convert to fraction form
    64,237/88,647.06 = 35,948.16/x
  3. Step 3: Cross multiply
    64,237x = 88,647.06 × 35,948.16
  4. Step 4: Simplify right side
    64,237x = 3,186,698,696.41
  5. Step 5: Solve for x
    x = 3,186,698,696.41/64,237
  6. Step 6: Final answer
    x = 49,608.46

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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.