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Finding the Fourth Proportional to 66,369.39, 100,054.39 and 62,088.34

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Solution

The fourth proportional to 66,369.39, 100,054.39 and 62,088.34 is: 93,600.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,369.39 : 100,054.39 = 62,088.34 : x
  2. Step 2: Convert to fraction form
    66,369.39/100,054.39 = 62,088.34/x
  3. Step 3: Cross multiply
    66,369.39x = 100,054.39 × 62,088.34
  4. Step 4: Simplify right side
    66,369.39x = 6,212,210,984.81
  5. Step 5: Solve for x
    x = 6,212,210,984.81/66,369.39
  6. Step 6: Final answer
    x = 93,600.54

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.