Home / 236,848.71-354,636.42-180,420

Finding the Fourth Proportional to 236,848.71, 354,636.42 and 180,420

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Solution

The fourth proportional to 236,848.71, 354,636.42 and 180,420 is: 270,145.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,848.71 : 354,636.42 = 180,420 : x
  2. Step 2: Convert to fraction form
    236,848.71/354,636.42 = 180,420/x
  3. Step 3: Cross multiply
    236,848.71x = 354,636.42 × 180,420
  4. Step 4: Simplify right side
    236,848.71x = 63,983,502,896.40
  5. Step 5: Solve for x
    x = 63,983,502,896.40/236,848.71
  6. Step 6: Final answer
    x = 270,145.03

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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.