Home / 178,344.30-246,146.40-135,465.72

Finding the Fourth Proportional to 178,344.30, 246,146.40 and 135,465.72

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Solution

The fourth proportional to 178,344.30, 246,146.40 and 135,465.72 is: 186,966.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,344.30 : 246,146.40 = 135,465.72 : x
  2. Step 2: Convert to fraction form
    178,344.30/246,146.40 = 135,465.72/x
  3. Step 3: Cross multiply
    178,344.30x = 246,146.40 × 135,465.72
  4. Step 4: Simplify right side
    178,344.30x = 33,344,399,301.41
  5. Step 5: Solve for x
    x = 33,344,399,301.41/178,344.30
  6. Step 6: Final answer
    x = 186,966.44

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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.