Home / 229,811.60-344,717.40-61,331.60

Finding the Fourth Proportional to 229,811.60, 344,717.40 and 61,331.60

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Solution

The fourth proportional to 229,811.60, 344,717.40 and 61,331.60 is: 91,997.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,811.60 : 344,717.40 = 61,331.60 : x
  2. Step 2: Convert to fraction form
    229,811.60/344,717.40 = 61,331.60/x
  3. Step 3: Cross multiply
    229,811.60x = 344,717.40 × 61,331.60
  4. Step 4: Simplify right side
    229,811.60x = 21,142,069,689.84
  5. Step 5: Solve for x
    x = 21,142,069,689.84/229,811.60
  6. Step 6: Final answer
    x = 91,997.40

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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.