Home / 248,307.28-342,671.82-140,881.84

Finding the Fourth Proportional to 248,307.28, 342,671.82 and 140,881.84

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Solution

The fourth proportional to 248,307.28, 342,671.82 and 140,881.84 is: 194,421.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,307.28 : 342,671.82 = 140,881.84 : x
  2. Step 2: Convert to fraction form
    248,307.28/342,671.82 = 140,881.84/x
  3. Step 3: Cross multiply
    248,307.28x = 342,671.82 × 140,881.84
  4. Step 4: Simplify right side
    248,307.28x = 48,276,236,517.75
  5. Step 5: Solve for x
    x = 48,276,236,517.75/248,307.28
  6. Step 6: Final answer
    x = 194,421.35

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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.