Home / 176,990.43-265,341.53-82,280.35

Finding the Fourth Proportional to 176,990.43, 265,341.53 and 82,280.35

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Solution

The fourth proportional to 176,990.43, 265,341.53 and 82,280.35 is: 123,353.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,990.43 : 265,341.53 = 82,280.35 : x
  2. Step 2: Convert to fraction form
    176,990.43/265,341.53 = 82,280.35/x
  3. Step 3: Cross multiply
    176,990.43x = 265,341.53 × 82,280.35
  4. Step 4: Simplify right side
    176,990.43x = 21,832,392,460.63
  5. Step 5: Solve for x
    x = 21,832,392,460.63/176,990.43
  6. Step 6: Final answer
    x = 123,353.52

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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.