Home / 119,155.68-164,433.96-64,708.92

Finding the Fourth Proportional to 119,155.68, 164,433.96 and 64,708.92

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Solution

The fourth proportional to 119,155.68, 164,433.96 and 64,708.92 is: 89,297.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,155.68 : 164,433.96 = 64,708.92 : x
  2. Step 2: Convert to fraction form
    119,155.68/164,433.96 = 64,708.92/x
  3. Step 3: Cross multiply
    119,155.68x = 164,433.96 × 64,708.92
  4. Step 4: Simplify right side
    119,155.68x = 10,640,343,962.92
  5. Step 5: Solve for x
    x = 10,640,343,962.92/119,155.68
  6. Step 6: Final answer
    x = 89,297.83

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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.