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Finding the Fourth Proportional to 237,847.71, 328,227.30 and 130,417.41

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Solution

The fourth proportional to 237,847.71, 328,227.30 and 130,417.41 is: 179,974.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,847.71 : 328,227.30 = 130,417.41 : x
  2. Step 2: Convert to fraction form
    237,847.71/328,227.30 = 130,417.41/x
  3. Step 3: Cross multiply
    237,847.71x = 328,227.30 × 130,417.41
  4. Step 4: Simplify right side
    237,847.71x = 42,806,554,357.29
  5. Step 5: Solve for x
    x = 42,806,554,357.29/237,847.71
  6. Step 6: Final answer
    x = 179,974.63

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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.