Home / 55,895.59-77,108.80-33,218.53

Finding the Fourth Proportional to 55,895.59, 77,108.80 and 33,218.53

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Solution

The fourth proportional to 55,895.59, 77,108.80 and 33,218.53 is: 45,825.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,895.59 : 77,108.80 = 33,218.53 : x
  2. Step 2: Convert to fraction form
    55,895.59/77,108.80 = 33,218.53/x
  3. Step 3: Cross multiply
    55,895.59x = 77,108.80 × 33,218.53
  4. Step 4: Simplify right side
    55,895.59x = 2,561,440,986.06
  5. Step 5: Solve for x
    x = 2,561,440,986.06/55,895.59
  6. Step 6: Final answer
    x = 45,825.46

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1.5x scale

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.