Home / 146,434.16-202,079.40-82,772.24

Finding the Fourth Proportional to 146,434.16, 202,079.40 and 82,772.24

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Solution

The fourth proportional to 146,434.16, 202,079.40 and 82,772.24 is: 114,225.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,434.16 : 202,079.40 = 82,772.24 : x
  2. Step 2: Convert to fraction form
    146,434.16/202,079.40 = 82,772.24/x
  3. Step 3: Cross multiply
    146,434.16x = 202,079.40 × 82,772.24
  4. Step 4: Simplify right side
    146,434.16x = 16,726,564,595.86
  5. Step 5: Solve for x
    x = 16,726,564,595.86/146,434.16
  6. Step 6: Final answer
    x = 114,225.84

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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.