Home / 92,080.33-137,307.29-80,881.54

Finding the Fourth Proportional to 92,080.33, 137,307.29 and 80,881.54

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Solution

The fourth proportional to 92,080.33, 137,307.29 and 80,881.54 is: 120,608.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,080.33 : 137,307.29 = 80,881.54 : x
  2. Step 2: Convert to fraction form
    92,080.33/137,307.29 = 80,881.54/x
  3. Step 3: Cross multiply
    92,080.33x = 137,307.29 × 80,881.54
  4. Step 4: Simplify right side
    92,080.33x = 11,105,624,320.75
  5. Step 5: Solve for x
    x = 11,105,624,320.75/92,080.33
  6. Step 6: Final answer
    x = 120,608.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.