Home / 235,448.48-324,925.32-128,025.92

Finding the Fourth Proportional to 235,448.48, 324,925.32 and 128,025.92

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Solution

The fourth proportional to 235,448.48, 324,925.32 and 128,025.92 is: 176,679.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,448.48 : 324,925.32 = 128,025.92 : x
  2. Step 2: Convert to fraction form
    235,448.48/324,925.32 = 128,025.92/x
  3. Step 3: Cross multiply
    235,448.48x = 324,925.32 × 128,025.92
  4. Step 4: Simplify right side
    235,448.48x = 41,598,863,024.29
  5. Step 5: Solve for x
    x = 41,598,863,024.29/235,448.48
  6. Step 6: Final answer
    x = 176,679.26

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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.