Home / 55,829.70-77,051.64-31,964.04

Finding the Fourth Proportional to 55,829.70, 77,051.64 and 31,964.04

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Solution

The fourth proportional to 55,829.70, 77,051.64 and 31,964.04 is: 44,114.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,829.70 : 77,051.64 = 31,964.04 : x
  2. Step 2: Convert to fraction form
    55,829.70/77,051.64 = 31,964.04/x
  3. Step 3: Cross multiply
    55,829.70x = 77,051.64 × 31,964.04
  4. Step 4: Simplify right side
    55,829.70x = 2,462,881,703.03
  5. Step 5: Solve for x
    x = 2,462,881,703.03/55,829.70
  6. Step 6: Final answer
    x = 44,114.18

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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.