Home / 156,963.15-234,952.65-112,676.40

Finding the Fourth Proportional to 156,963.15, 234,952.65 and 112,676.40

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Solution

The fourth proportional to 156,963.15, 234,952.65 and 112,676.40 is: 168,661.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,963.15 : 234,952.65 = 112,676.40 : x
  2. Step 2: Convert to fraction form
    156,963.15/234,952.65 = 112,676.40/x
  3. Step 3: Cross multiply
    156,963.15x = 234,952.65 × 112,676.40
  4. Step 4: Simplify right side
    156,963.15x = 26,473,618,772.46
  5. Step 5: Solve for x
    x = 26,473,618,772.46/156,963.15
  6. Step 6: Final answer
    x = 168,661.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.