Home / 139,259.54-192,177.95-75,597.36

Finding the Fourth Proportional to 139,259.54, 192,177.95 and 75,597.36

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Solution

The fourth proportional to 139,259.54, 192,177.95 and 75,597.36 is: 104,324.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,259.54 : 192,177.95 = 75,597.36 : x
  2. Step 2: Convert to fraction form
    139,259.54/192,177.95 = 75,597.36/x
  3. Step 3: Cross multiply
    139,259.54x = 192,177.95 × 75,597.36
  4. Step 4: Simplify right side
    139,259.54x = 14,528,145,292.23
  5. Step 5: Solve for x
    x = 14,528,145,292.23/139,259.54
  6. Step 6: Final answer
    x = 104,324.24

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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.