Home / 286,206.17-395,036.11-165,423.29

Finding the Fourth Proportional to 286,206.17, 395,036.11 and 165,423.29

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Solution

The fourth proportional to 286,206.17, 395,036.11 and 165,423.29 is: 228,325.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,206.17 : 395,036.11 = 165,423.29 : x
  2. Step 2: Convert to fraction form
    286,206.17/395,036.11 = 165,423.29/x
  3. Step 3: Cross multiply
    286,206.17x = 395,036.11 × 165,423.29
  4. Step 4: Simplify right side
    286,206.17x = 65,348,172,985.00
  5. Step 5: Solve for x
    x = 65,348,172,985.00/286,206.17
  6. Step 6: Final answer
    x = 228,325.52

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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.