Home / 119,299.68-164,636.70-65,586.05

Finding the Fourth Proportional to 119,299.68, 164,636.70 and 65,586.05

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Solution

The fourth proportional to 119,299.68, 164,636.70 and 65,586.05 is: 90,510.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,299.68 : 164,636.70 = 65,586.05 : x
  2. Step 2: Convert to fraction form
    119,299.68/164,636.70 = 65,586.05/x
  3. Step 3: Cross multiply
    119,299.68x = 164,636.70 × 65,586.05
  4. Step 4: Simplify right side
    119,299.68x = 10,797,870,386.29
  5. Step 5: Solve for x
    x = 10,797,870,386.29/119,299.68
  6. Step 6: Final answer
    x = 90,510.47

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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.