Home / 139,260.24-192,180.06-75,598.29

Finding the Fourth Proportional to 139,260.24, 192,180.06 and 75,598.29

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Solution

The fourth proportional to 139,260.24, 192,180.06 and 75,598.29 is: 104,326.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,260.24 : 192,180.06 = 75,598.29 : x
  2. Step 2: Convert to fraction form
    139,260.24/192,180.06 = 75,598.29/x
  3. Step 3: Cross multiply
    139,260.24x = 192,180.06 × 75,598.29
  4. Step 4: Simplify right side
    139,260.24x = 14,528,483,908.10
  5. Step 5: Solve for x
    x = 14,528,483,908.10/139,260.24
  6. Step 6: Final answer
    x = 104,326.14

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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.