Home / 75,307.58-104,032.59-60,180.42

Finding the Fourth Proportional to 75,307.58, 104,032.59 and 60,180.42

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Solution

The fourth proportional to 75,307.58, 104,032.59 and 60,180.42 is: 83,135.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,307.58 : 104,032.59 = 60,180.42 : x
  2. Step 2: Convert to fraction form
    75,307.58/104,032.59 = 60,180.42/x
  3. Step 3: Cross multiply
    75,307.58x = 104,032.59 × 60,180.42
  4. Step 4: Simplify right side
    75,307.58x = 6,260,724,959.89
  5. Step 5: Solve for x
    x = 6,260,724,959.89/75,307.58
  6. Step 6: Final answer
    x = 83,135.39

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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.