Home / 237,689.49-328,014.12-130,257.24

Finding the Fourth Proportional to 237,689.49, 328,014.12 and 130,257.24

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Solution

The fourth proportional to 237,689.49, 328,014.12 and 130,257.24 is: 179,756.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,689.49 : 328,014.12 = 130,257.24 : x
  2. Step 2: Convert to fraction form
    237,689.49/328,014.12 = 130,257.24/x
  3. Step 3: Cross multiply
    237,689.49x = 328,014.12 × 130,257.24
  4. Step 4: Simplify right side
    237,689.49x = 42,726,213,952.23
  5. Step 5: Solve for x
    x = 42,726,213,952.23/237,689.49
  6. Step 6: Final answer
    x = 179,756.43

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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.