Home / 310,962.72-466,442.56-121,442.34

Finding the Fourth Proportional to 310,962.72, 466,442.56 and 121,442.34

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Solution

The fourth proportional to 310,962.72, 466,442.56 and 121,442.34 is: 182,162.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,962.72 : 466,442.56 = 121,442.34 : x
  2. Step 2: Convert to fraction form
    310,962.72/466,442.56 = 121,442.34/x
  3. Step 3: Cross multiply
    310,962.72x = 466,442.56 × 121,442.34
  4. Step 4: Simplify right side
    310,962.72x = 56,645,875,961.99
  5. Step 5: Solve for x
    x = 56,645,875,961.99/310,962.72
  6. Step 6: Final answer
    x = 182,162.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.