Home / 212,108.14-292,711.20-116,615.50

Finding the Fourth Proportional to 212,108.14, 292,711.20 and 116,615.50

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Solution

The fourth proportional to 212,108.14, 292,711.20 and 116,615.50 is: 160,930.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,108.14 : 292,711.20 = 116,615.50 : x
  2. Step 2: Convert to fraction form
    212,108.14/292,711.20 = 116,615.50/x
  3. Step 3: Cross multiply
    212,108.14x = 292,711.20 × 116,615.50
  4. Step 4: Simplify right side
    212,108.14x = 34,134,662,943.60
  5. Step 5: Solve for x
    x = 34,134,662,943.60/212,108.14
  6. Step 6: Final answer
    x = 160,930.47

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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.