Home / 46,442.31-64,110-31,355.40

Finding the Fourth Proportional to 46,442.31, 64,110 and 31,355.40

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Solution

The fourth proportional to 46,442.31, 64,110 and 31,355.40 is: 43,283.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,442.31 : 64,110 = 31,355.40 : x
  2. Step 2: Convert to fraction form
    46,442.31/64,110 = 31,355.40/x
  3. Step 3: Cross multiply
    46,442.31x = 64,110 × 31,355.40
  4. Step 4: Simplify right side
    46,442.31x = 2,010,194,694
  5. Step 5: Solve for x
    x = 2,010,194,694/46,442.31
  6. Step 6: Final answer
    x = 43,283.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.