Home / 61,329.32-84,636.86-34,471.75

Finding the Fourth Proportional to 61,329.32, 84,636.86 and 34,471.75

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Solution

The fourth proportional to 61,329.32, 84,636.86 and 34,471.75 is: 47,572.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,329.32 : 84,636.86 = 34,471.75 : x
  2. Step 2: Convert to fraction form
    61,329.32/84,636.86 = 34,471.75/x
  3. Step 3: Cross multiply
    61,329.32x = 84,636.86 × 34,471.75
  4. Step 4: Simplify right side
    61,329.32x = 2,917,580,083.16
  5. Step 5: Solve for x
    x = 2,917,580,083.16/61,329.32
  6. Step 6: Final answer
    x = 47,572.35

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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.