Home / 118,277.86-162,946.20-82,402.96

Finding the Fourth Proportional to 118,277.86, 162,946.20 and 82,402.96

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Solution

The fourth proportional to 118,277.86, 162,946.20 and 82,402.96 is: 113,522.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,277.86 : 162,946.20 = 82,402.96 : x
  2. Step 2: Convert to fraction form
    118,277.86/162,946.20 = 82,402.96/x
  3. Step 3: Cross multiply
    118,277.86x = 162,946.20 × 82,402.96
  4. Step 4: Simplify right side
    118,277.86x = 13,427,249,200.75
  5. Step 5: Solve for x
    x = 13,427,249,200.75/118,277.86
  6. Step 6: Final answer
    x = 113,522.93

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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.