Home / 237,845.71-328,224.54-130,415.41

Finding the Fourth Proportional to 237,845.71, 328,224.54 and 130,415.41

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Solution

The fourth proportional to 237,845.71, 328,224.54 and 130,415.41 is: 179,971.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,845.71 : 328,224.54 = 130,415.41 : x
  2. Step 2: Convert to fraction form
    237,845.71/328,224.54 = 130,415.41/x
  3. Step 3: Cross multiply
    237,845.71x = 328,224.54 × 130,415.41
  4. Step 4: Simplify right side
    237,845.71x = 42,805,537,956.16
  5. Step 5: Solve for x
    x = 42,805,537,956.16/237,845.71
  6. Step 6: Final answer
    x = 179,971.87

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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.