Home / 119,235.06-164,557.04-71,492.85

Finding the Fourth Proportional to 119,235.06, 164,557.04 and 71,492.85

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Solution

The fourth proportional to 119,235.06, 164,557.04 and 71,492.85 is: 98,667.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,235.06 : 164,557.04 = 71,492.85 : x
  2. Step 2: Convert to fraction form
    119,235.06/164,557.04 = 71,492.85/x
  3. Step 3: Cross multiply
    119,235.06x = 164,557.04 × 71,492.85
  4. Step 4: Simplify right side
    119,235.06x = 11,764,651,419.70
  5. Step 5: Solve for x
    x = 11,764,651,419.70/119,235.06
  6. Step 6: Final answer
    x = 98,667.72

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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.