Home / 141,335.04-211,652.64-103,806.12

Finding the Fourth Proportional to 141,335.04, 211,652.64 and 103,806.12

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Solution

The fourth proportional to 141,335.04, 211,652.64 and 103,806.12 is: 155,452.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,335.04 : 211,652.64 = 103,806.12 : x
  2. Step 2: Convert to fraction form
    141,335.04/211,652.64 = 103,806.12/x
  3. Step 3: Cross multiply
    141,335.04x = 211,652.64 × 103,806.12
  4. Step 4: Simplify right side
    141,335.04x = 21,970,839,346.16
  5. Step 5: Solve for x
    x = 21,970,839,346.16/141,335.04
  6. Step 6: Final answer
    x = 155,452.17

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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.