Home / 83,897.55-125,636.06-50,142.83

Finding the Fourth Proportional to 83,897.55, 125,636.06 and 50,142.83

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Solution

The fourth proportional to 83,897.55, 125,636.06 and 50,142.83 is: 75,088.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,897.55 : 125,636.06 = 50,142.83 : x
  2. Step 2: Convert to fraction form
    83,897.55/125,636.06 = 50,142.83/x
  3. Step 3: Cross multiply
    83,897.55x = 125,636.06 × 50,142.83
  4. Step 4: Simplify right side
    83,897.55x = 6,299,747,095.63
  5. Step 5: Solve for x
    x = 6,299,747,095.63/83,897.55
  6. Step 6: Final answer
    x = 75,088.57

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1.5x scale

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.