Home / 134,569.16-201,702.88-54,588.56

Finding the Fourth Proportional to 134,569.16, 201,702.88 and 54,588.56

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Solution

The fourth proportional to 134,569.16, 201,702.88 and 54,588.56 is: 81,821.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,569.16 : 201,702.88 = 54,588.56 : x
  2. Step 2: Convert to fraction form
    134,569.16/201,702.88 = 54,588.56/x
  3. Step 3: Cross multiply
    134,569.16x = 201,702.88 × 54,588.56
  4. Step 4: Simplify right side
    134,569.16x = 11,010,669,767.05
  5. Step 5: Solve for x
    x = 11,010,669,767.05/134,569.16
  6. Step 6: Final answer
    x = 81,821.64

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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.