Home / 134,522.20-201,710.40-55,547.20

Finding the Fourth Proportional to 134,522.20, 201,710.40 and 55,547.20

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Solution

The fourth proportional to 134,522.20, 201,710.40 and 55,547.20 is: 83,290.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,522.20 : 201,710.40 = 55,547.20 : x
  2. Step 2: Convert to fraction form
    134,522.20/201,710.40 = 55,547.20/x
  3. Step 3: Cross multiply
    134,522.20x = 201,710.40 × 55,547.20
  4. Step 4: Simplify right side
    134,522.20x = 11,204,447,930.88
  5. Step 5: Solve for x
    x = 11,204,447,930.88/134,522.20
  6. Step 6: Final answer
    x = 83,290.70

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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.