Home / 113,274.30-169,911.45-101,999.10

Finding the Fourth Proportional to 113,274.30, 169,911.45 and 101,999.10

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Solution

The fourth proportional to 113,274.30, 169,911.45 and 101,999.10 is: 152,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,274.30 : 169,911.45 = 101,999.10 : x
  2. Step 2: Convert to fraction form
    113,274.30/169,911.45 = 101,999.10/x
  3. Step 3: Cross multiply
    113,274.30x = 169,911.45 × 101,999.10
  4. Step 4: Simplify right side
    113,274.30x = 17,330,814,979.70
  5. Step 5: Solve for x
    x = 17,330,814,979.70/113,274.30
  6. Step 6: Final answer
    x = 152,998.65

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1.5x scale

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.