Home / 259,545.48-388,614.72-134,624.04

Finding the Fourth Proportional to 259,545.48, 388,614.72 and 134,624.04

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Solution

The fourth proportional to 259,545.48, 388,614.72 and 134,624.04 is: 201,571.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,545.48 : 388,614.72 = 134,624.04 : x
  2. Step 2: Convert to fraction form
    259,545.48/388,614.72 = 134,624.04/x
  3. Step 3: Cross multiply
    259,545.48x = 388,614.72 × 134,624.04
  4. Step 4: Simplify right side
    259,545.48x = 52,316,883,609.87
  5. Step 5: Solve for x
    x = 52,316,883,609.87/259,545.48
  6. Step 6: Final answer
    x = 201,571.16

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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.