Home / 55,743.15-76,925.15-30,248.87

Finding the Fourth Proportional to 55,743.15, 76,925.15 and 30,248.87

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Solution

The fourth proportional to 55,743.15, 76,925.15 and 30,248.87 is: 41,743.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,743.15 : 76,925.15 = 30,248.87 : x
  2. Step 2: Convert to fraction form
    55,743.15/76,925.15 = 30,248.87/x
  3. Step 3: Cross multiply
    55,743.15x = 76,925.15 × 30,248.87
  4. Step 4: Simplify right side
    55,743.15x = 2,326,898,326.21
  5. Step 5: Solve for x
    x = 2,326,898,326.21/55,743.15
  6. Step 6: Final answer
    x = 41,743.22

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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.