Home / 63,434.91-87,545.51-35,143.23

Finding the Fourth Proportional to 63,434.91, 87,545.51 and 35,143.23

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Solution

The fourth proportional to 63,434.91, 87,545.51 and 35,143.23 is: 48,500.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,434.91 : 87,545.51 = 35,143.23 : x
  2. Step 2: Convert to fraction form
    63,434.91/87,545.51 = 35,143.23/x
  3. Step 3: Cross multiply
    63,434.91x = 87,545.51 × 35,143.23
  4. Step 4: Simplify right side
    63,434.91x = 3,076,631,993.40
  5. Step 5: Solve for x
    x = 3,076,631,993.40/63,434.91
  6. Step 6: Final answer
    x = 48,500.61

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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.