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Finding the Fourth Proportional to 211,604.76, 292,013.76 and 116,113.06

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Solution

The fourth proportional to 211,604.76, 292,013.76 and 116,113.06 is: 160,235.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,604.76 : 292,013.76 = 116,113.06 : x
  2. Step 2: Convert to fraction form
    211,604.76/292,013.76 = 116,113.06/x
  3. Step 3: Cross multiply
    211,604.76x = 292,013.76 × 116,113.06
  4. Step 4: Simplify right side
    211,604.76x = 33,906,611,235.71
  5. Step 5: Solve for x
    x = 33,906,611,235.71/211,604.76
  6. Step 6: Final answer
    x = 160,235.58

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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.