Home / 114,475.38-171,702.12-70,079.28

Finding the Fourth Proportional to 114,475.38, 171,702.12 and 70,079.28

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Solution

The fourth proportional to 114,475.38, 171,702.12 and 70,079.28 is: 105,112.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,475.38 : 171,702.12 = 70,079.28 : x
  2. Step 2: Convert to fraction form
    114,475.38/171,702.12 = 70,079.28/x
  3. Step 3: Cross multiply
    114,475.38x = 171,702.12 × 70,079.28
  4. Step 4: Simplify right side
    114,475.38x = 12,032,760,944.07
  5. Step 5: Solve for x
    x = 12,032,760,944.07/114,475.38
  6. Step 6: Final answer
    x = 105,112.22

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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.