Home / 119,133.60-164,405.76-68,145.52

Finding the Fourth Proportional to 119,133.60, 164,405.76 and 68,145.52

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Solution

The fourth proportional to 119,133.60, 164,405.76 and 68,145.52 is: 94,041.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,133.60 : 164,405.76 = 68,145.52 : x
  2. Step 2: Convert to fraction form
    119,133.60/164,405.76 = 68,145.52/x
  3. Step 3: Cross multiply
    119,133.60x = 164,405.76 × 68,145.52
  4. Step 4: Simplify right side
    119,133.60x = 11,203,516,006.20
  5. Step 5: Solve for x
    x = 11,203,516,006.20/119,133.60
  6. Step 6: Final answer
    x = 94,041.61

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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.