Home / 283,901.48-391,807.58-163,066.08

Finding the Fourth Proportional to 283,901.48, 391,807.58 and 163,066.08

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Solution

The fourth proportional to 283,901.48, 391,807.58 and 163,066.08 is: 225,044.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,901.48 : 391,807.58 = 163,066.08 : x
  2. Step 2: Convert to fraction form
    283,901.48/391,807.58 = 163,066.08/x
  3. Step 3: Cross multiply
    283,901.48x = 391,807.58 × 163,066.08
  4. Step 4: Simplify right side
    283,901.48x = 63,890,526,592.55
  5. Step 5: Solve for x
    x = 63,890,526,592.55/283,901.48
  6. Step 6: Final answer
    x = 225,044.72

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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.