Home / 119,444.08-164,836.80-65,733.04

Finding the Fourth Proportional to 119,444.08, 164,836.80 and 65,733.04

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Solution

The fourth proportional to 119,444.08, 164,836.80 and 65,733.04 is: 90,713.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,444.08 : 164,836.80 = 65,733.04 : x
  2. Step 2: Convert to fraction form
    119,444.08/164,836.80 = 65,733.04/x
  3. Step 3: Cross multiply
    119,444.08x = 164,836.80 × 65,733.04
  4. Step 4: Simplify right side
    119,444.08x = 10,835,223,967.87
  5. Step 5: Solve for x
    x = 10,835,223,967.87/119,444.08
  6. Step 6: Final answer
    x = 90,713.78

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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.