Home / 55,767.65-76,973.56-31,901.81

Finding the Fourth Proportional to 55,767.65, 76,973.56 and 31,901.81

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Solution

The fourth proportional to 55,767.65, 76,973.56 and 31,901.81 is: 44,032.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,767.65 : 76,973.56 = 31,901.81 : x
  2. Step 2: Convert to fraction form
    55,767.65/76,973.56 = 31,901.81/x
  3. Step 3: Cross multiply
    55,767.65x = 76,973.56 × 31,901.81
  4. Step 4: Simplify right side
    55,767.65x = 2,455,595,421.52
  5. Step 5: Solve for x
    x = 2,455,595,421.52/55,767.65
  6. Step 6: Final answer
    x = 44,032.62

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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.