Home / 93,670.85-140,474.53-30,475.36

Finding the Fourth Proportional to 93,670.85, 140,474.53 and 30,475.36

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Solution

The fourth proportional to 93,670.85, 140,474.53 and 30,475.36 is: 45,702.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,670.85 : 140,474.53 = 30,475.36 : x
  2. Step 2: Convert to fraction form
    93,670.85/140,474.53 = 30,475.36/x
  3. Step 3: Cross multiply
    93,670.85x = 140,474.53 × 30,475.36
  4. Step 4: Simplify right side
    93,670.85x = 4,281,011,872.58
  5. Step 5: Solve for x
    x = 4,281,011,872.58/93,670.85
  6. Step 6: Final answer
    x = 45,702.71

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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.