Home / 55,989.45-77,262.53-34,768.26

Finding the Fourth Proportional to 55,989.45, 77,262.53 and 34,768.26

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Solution

The fourth proportional to 55,989.45, 77,262.53 and 34,768.26 is: 47,978.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,989.45 : 77,262.53 = 34,768.26 : x
  2. Step 2: Convert to fraction form
    55,989.45/77,262.53 = 34,768.26/x
  3. Step 3: Cross multiply
    55,989.45x = 77,262.53 × 34,768.26
  4. Step 4: Simplify right side
    55,989.45x = 2,686,283,557.46
  5. Step 5: Solve for x
    x = 2,686,283,557.46/55,989.45
  6. Step 6: Final answer
    x = 47,978.39

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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.