Home / 123,156.03-170,032.89-94,422.41

Finding the Fourth Proportional to 123,156.03, 170,032.89 and 94,422.41

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Solution

The fourth proportional to 123,156.03, 170,032.89 and 94,422.41 is: 130,362.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,156.03 : 170,032.89 = 94,422.41 : x
  2. Step 2: Convert to fraction form
    123,156.03/170,032.89 = 94,422.41/x
  3. Step 3: Cross multiply
    123,156.03x = 170,032.89 × 94,422.41
  4. Step 4: Simplify right side
    123,156.03x = 16,054,914,863.48
  5. Step 5: Solve for x
    x = 16,054,914,863.48/123,156.03
  6. Step 6: Final answer
    x = 130,362.40

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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.