Home / 231,442.48-346,824.07-130,437.17

Finding the Fourth Proportional to 231,442.48, 346,824.07 and 130,437.17

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Solution

The fourth proportional to 231,442.48, 346,824.07 and 130,437.17 is: 195,464.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,442.48 : 346,824.07 = 130,437.17 : x
  2. Step 2: Convert to fraction form
    231,442.48/346,824.07 = 130,437.17/x
  3. Step 3: Cross multiply
    231,442.48x = 346,824.07 × 130,437.17
  4. Step 4: Simplify right side
    231,442.48x = 45,238,748,574.43
  5. Step 5: Solve for x
    x = 45,238,748,574.43/231,442.48
  6. Step 6: Final answer
    x = 195,464.33

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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.