Home / 146,432.16-202,076.64-82,770.24

Finding the Fourth Proportional to 146,432.16, 202,076.64 and 82,770.24

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Solution

The fourth proportional to 146,432.16, 202,076.64 and 82,770.24 is: 114,223.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,432.16 : 202,076.64 = 82,770.24 : x
  2. Step 2: Convert to fraction form
    146,432.16/202,076.64 = 82,770.24/x
  3. Step 3: Cross multiply
    146,432.16x = 202,076.64 × 82,770.24
  4. Step 4: Simplify right side
    146,432.16x = 16,725,931,991.19
  5. Step 5: Solve for x
    x = 16,725,931,991.19/146,432.16
  6. Step 6: Final answer
    x = 114,223.08

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1.5x scale

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.