Home / 248,298.28-342,659.40-140,872.84

Finding the Fourth Proportional to 248,298.28, 342,659.40 and 140,872.84

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Solution

The fourth proportional to 248,298.28, 342,659.40 and 140,872.84 is: 194,408.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,298.28 : 342,659.40 = 140,872.84 : x
  2. Step 2: Convert to fraction form
    248,298.28/342,659.40 = 140,872.84/x
  3. Step 3: Cross multiply
    248,298.28x = 342,659.40 × 140,872.84
  4. Step 4: Simplify right side
    248,298.28x = 48,271,402,830.70
  5. Step 5: Solve for x
    x = 48,271,402,830.70/248,298.28
  6. Step 6: Final answer
    x = 194,408.93

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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.