Home / 165,637.12-228,562.05-93,048.16

Finding the Fourth Proportional to 165,637.12, 228,562.05 and 93,048.16

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Solution

The fourth proportional to 165,637.12, 228,562.05 and 93,048.16 is: 128,396.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,637.12 : 228,562.05 = 93,048.16 : x
  2. Step 2: Convert to fraction form
    165,637.12/228,562.05 = 93,048.16/x
  3. Step 3: Cross multiply
    165,637.12x = 228,562.05 × 93,048.16
  4. Step 4: Simplify right side
    165,637.12x = 21,267,277,055.52
  5. Step 5: Solve for x
    x = 21,267,277,055.52/165,637.12
  6. Step 6: Final answer
    x = 128,396.81

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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.