Home / 195,307.87-292,887.47-68,924.55

Finding the Fourth Proportional to 195,307.87, 292,887.47 and 68,924.55

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Solution

The fourth proportional to 195,307.87, 292,887.47 and 68,924.55 is: 103,360.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,307.87 : 292,887.47 = 68,924.55 : x
  2. Step 2: Convert to fraction form
    195,307.87/292,887.47 = 68,924.55/x
  3. Step 3: Cross multiply
    195,307.87x = 292,887.47 × 68,924.55
  4. Step 4: Simplify right side
    195,307.87x = 20,187,137,070.39
  5. Step 5: Solve for x
    x = 20,187,137,070.39/195,307.87
  6. Step 6: Final answer
    x = 103,360.59

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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.