Home / 212,040.18-292,498.02-134,373.60

Finding the Fourth Proportional to 212,040.18, 292,498.02 and 134,373.60

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Solution

The fourth proportional to 212,040.18, 292,498.02 and 134,373.60 is: 185,361.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,040.18 : 292,498.02 = 134,373.60 : x
  2. Step 2: Convert to fraction form
    212,040.18/292,498.02 = 134,373.60/x
  3. Step 3: Cross multiply
    212,040.18x = 292,498.02 × 134,373.60
  4. Step 4: Simplify right side
    212,040.18x = 39,304,011,940.27
  5. Step 5: Solve for x
    x = 39,304,011,940.27/212,040.18
  6. Step 6: Final answer
    x = 185,361.15

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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.