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Finding the Fourth Proportional to 236,106.48, 325,814.76 and 135,498

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Solution

The fourth proportional to 236,106.48, 325,814.76 and 135,498 is: 186,980.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,106.48 : 325,814.76 = 135,498 : x
  2. Step 2: Convert to fraction form
    236,106.48/325,814.76 = 135,498/x
  3. Step 3: Cross multiply
    236,106.48x = 325,814.76 × 135,498
  4. Step 4: Simplify right side
    236,106.48x = 44,147,248,350.48
  5. Step 5: Solve for x
    x = 44,147,248,350.48/236,106.48
  6. Step 6: Final answer
    x = 186,980.25

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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.