Home / 91,127.53-136,625.68-55,994.59

Finding the Fourth Proportional to 91,127.53, 136,625.68 and 55,994.59

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Solution

The fourth proportional to 91,127.53, 136,625.68 and 55,994.59 is: 83,951.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,127.53 : 136,625.68 = 55,994.59 : x
  2. Step 2: Convert to fraction form
    91,127.53/136,625.68 = 55,994.59/x
  3. Step 3: Cross multiply
    91,127.53x = 136,625.68 × 55,994.59
  4. Step 4: Simplify right side
    91,127.53x = 7,650,298,935.07
  5. Step 5: Solve for x
    x = 7,650,298,935.07/91,127.53
  6. Step 6: Final answer
    x = 83,951.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.