Home / 158,039.52-236,892.80-108,106.08

Finding the Fourth Proportional to 158,039.52, 236,892.80 and 108,106.08

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Solution

The fourth proportional to 158,039.52, 236,892.80 and 108,106.08 is: 162,045.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,039.52 : 236,892.80 = 108,106.08 : x
  2. Step 2: Convert to fraction form
    158,039.52/236,892.80 = 108,106.08/x
  3. Step 3: Cross multiply
    158,039.52x = 236,892.80 × 108,106.08
  4. Step 4: Simplify right side
    158,039.52x = 25,609,551,988.22
  5. Step 5: Solve for x
    x = 25,609,551,988.22/158,039.52
  6. Step 6: Final answer
    x = 162,045.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.