Home / 55,966.33-77,231.02-30,472.05

Finding the Fourth Proportional to 55,966.33, 77,231.02 and 30,472.05

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Solution

The fourth proportional to 55,966.33, 77,231.02 and 30,472.05 is: 42,050.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,966.33 : 77,231.02 = 30,472.05 : x
  2. Step 2: Convert to fraction form
    55,966.33/77,231.02 = 30,472.05/x
  3. Step 3: Cross multiply
    55,966.33x = 77,231.02 × 30,472.05
  4. Step 4: Simplify right side
    55,966.33x = 2,353,387,350.63
  5. Step 5: Solve for x
    x = 2,353,387,350.63/55,966.33
  6. Step 6: Final answer
    x = 42,050.06

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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.