Home / 55,686.93-76,848.48-30,193.23

Finding the Fourth Proportional to 55,686.93, 76,848.48 and 30,193.23

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Solution

The fourth proportional to 55,686.93, 76,848.48 and 30,193.23 is: 41,666.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,686.93 : 76,848.48 = 30,193.23 : x
  2. Step 2: Convert to fraction form
    55,686.93/76,848.48 = 30,193.23/x
  3. Step 3: Cross multiply
    55,686.93x = 76,848.48 × 30,193.23
  4. Step 4: Simplify right side
    55,686.93x = 2,320,303,831.79
  5. Step 5: Solve for x
    x = 2,320,303,831.79/55,686.93
  6. Step 6: Final answer
    x = 41,666.94

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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.