Home / 156,962.15-234,951.15-112,675.40

Finding the Fourth Proportional to 156,962.15, 234,951.15 and 112,675.40

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Solution

The fourth proportional to 156,962.15, 234,951.15 and 112,675.40 is: 168,659.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,962.15 : 234,951.15 = 112,675.40 : x
  2. Step 2: Convert to fraction form
    156,962.15/234,951.15 = 112,675.40/x
  3. Step 3: Cross multiply
    156,962.15x = 234,951.15 × 112,675.40
  4. Step 4: Simplify right side
    156,962.15x = 26,473,214,806.71
  5. Step 5: Solve for x
    x = 26,473,214,806.71/156,962.15
  6. Step 6: Final answer
    x = 168,659.86

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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.