Home / 61,051.20-84,248.16-34,193.28

Finding the Fourth Proportional to 61,051.20, 84,248.16 and 34,193.28

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Solution

The fourth proportional to 61,051.20, 84,248.16 and 34,193.28 is: 47,185.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,051.20 : 84,248.16 = 34,193.28 : x
  2. Step 2: Convert to fraction form
    61,051.20/84,248.16 = 34,193.28/x
  3. Step 3: Cross multiply
    61,051.20x = 84,248.16 × 34,193.28
  4. Step 4: Simplify right side
    61,051.20x = 2,880,720,924.36
  5. Step 5: Solve for x
    x = 2,880,720,924.36/61,051.20
  6. Step 6: Final answer
    x = 47,185.33

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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.