Home / 55,967.93-77,233.16-30,474.21

Finding the Fourth Proportional to 55,967.93, 77,233.16 and 30,474.21

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Solution

The fourth proportional to 55,967.93, 77,233.16 and 30,474.21 is: 42,053.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,967.93 : 77,233.16 = 30,474.21 : x
  2. Step 2: Convert to fraction form
    55,967.93/77,233.16 = 30,474.21/x
  3. Step 3: Cross multiply
    55,967.93x = 77,233.16 × 30,474.21
  4. Step 4: Simplify right side
    55,967.93x = 2,353,619,384.43
  5. Step 5: Solve for x
    x = 2,353,619,384.43/55,967.93
  6. Step 6: Final answer
    x = 42,053.00

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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.