Home / 119,047.06-164,141.26-102,885.13

Finding the Fourth Proportional to 119,047.06, 164,141.26 and 102,885.13

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Solution

The fourth proportional to 119,047.06, 164,141.26 and 102,885.13 is: 141,857.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,047.06 : 164,141.26 = 102,885.13 : x
  2. Step 2: Convert to fraction form
    119,047.06/164,141.26 = 102,885.13/x
  3. Step 3: Cross multiply
    119,047.06x = 164,141.26 × 102,885.13
  4. Step 4: Simplify right side
    119,047.06x = 16,887,694,873.46
  5. Step 5: Solve for x
    x = 16,887,694,873.46/119,047.06
  6. Step 6: Final answer
    x = 141,857.30

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1.5x scale

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.