Home / 145,154.71-217,731.81-95,222.92

Finding the Fourth Proportional to 145,154.71, 217,731.81 and 95,222.92

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Solution

The fourth proportional to 145,154.71, 217,731.81 and 95,222.92 is: 142,834.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,154.71 : 217,731.81 = 95,222.92 : x
  2. Step 2: Convert to fraction form
    145,154.71/217,731.81 = 95,222.92/x
  3. Step 3: Cross multiply
    145,154.71x = 217,731.81 × 95,222.92
  4. Step 4: Simplify right side
    145,154.71x = 20,733,058,725.09
  5. Step 5: Solve for x
    x = 20,733,058,725.09/145,154.71
  6. Step 6: Final answer
    x = 142,834.21

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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.