Home / 237,736.24-328,073.08-128,838.24

Finding the Fourth Proportional to 237,736.24, 328,073.08 and 128,838.24

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Solution

The fourth proportional to 237,736.24, 328,073.08 and 128,838.24 is: 177,795.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,736.24 : 328,073.08 = 128,838.24 : x
  2. Step 2: Convert to fraction form
    237,736.24/328,073.08 = 128,838.24/x
  3. Step 3: Cross multiply
    237,736.24x = 328,073.08 × 128,838.24
  4. Step 4: Simplify right side
    237,736.24x = 42,268,358,218.58
  5. Step 5: Solve for x
    x = 42,268,358,218.58/237,736.24
  6. Step 6: Final answer
    x = 177,795.18

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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.