Home / 102,654.60-153,636.30-94,360.20

Finding the Fourth Proportional to 102,654.60, 153,636.30 and 94,360.20

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Solution

The fourth proportional to 102,654.60, 153,636.30 and 94,360.20 is: 141,222.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,654.60 : 153,636.30 = 94,360.20 : x
  2. Step 2: Convert to fraction form
    102,654.60/153,636.30 = 94,360.20/x
  3. Step 3: Cross multiply
    102,654.60x = 153,636.30 × 94,360.20
  4. Step 4: Simplify right side
    102,654.60x = 14,497,151,995.26
  5. Step 5: Solve for x
    x = 14,497,151,995.26/102,654.60
  6. Step 6: Final answer
    x = 141,222.62

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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.