Home / 141,035.22-211,507.47-74,437.02

Finding the Fourth Proportional to 141,035.22, 211,507.47 and 74,437.02

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Solution

The fourth proportional to 141,035.22, 211,507.47 and 74,437.02 is: 111,631.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,035.22 : 211,507.47 = 74,437.02 : x
  2. Step 2: Convert to fraction form
    141,035.22/211,507.47 = 74,437.02/x
  3. Step 3: Cross multiply
    141,035.22x = 211,507.47 × 74,437.02
  4. Step 4: Simplify right side
    141,035.22x = 15,743,985,774.54
  5. Step 5: Solve for x
    x = 15,743,985,774.54/141,035.22
  6. Step 6: Final answer
    x = 111,631.59

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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.