Home / 134,117.46-201,176.19-87,665.58

Finding the Fourth Proportional to 134,117.46, 201,176.19 and 87,665.58

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Solution

The fourth proportional to 134,117.46, 201,176.19 and 87,665.58 is: 131,498.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,117.46 : 201,176.19 = 87,665.58 : x
  2. Step 2: Convert to fraction form
    134,117.46/201,176.19 = 87,665.58/x
  3. Step 3: Cross multiply
    134,117.46x = 201,176.19 × 87,665.58
  4. Step 4: Simplify right side
    134,117.46x = 17,636,227,378.54
  5. Step 5: Solve for x
    x = 17,636,227,378.54/134,117.46
  6. Step 6: Final answer
    x = 131,498.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.