Home / 46,478.60-64,104.66-31,347.29

Finding the Fourth Proportional to 46,478.60, 64,104.66 and 31,347.29

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Solution

The fourth proportional to 46,478.60, 64,104.66 and 31,347.29 is: 43,235.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,478.60 : 64,104.66 = 31,347.29 : x
  2. Step 2: Convert to fraction form
    46,478.60/64,104.66 = 31,347.29/x
  3. Step 3: Cross multiply
    46,478.60x = 64,104.66 × 31,347.29
  4. Step 4: Simplify right side
    46,478.60x = 2,009,507,046.85
  5. Step 5: Solve for x
    x = 2,009,507,046.85/46,478.60
  6. Step 6: Final answer
    x = 43,235.11

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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.