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Finding the Fourth Proportional to 93,435.72, 140,069.34 and 63,460.14

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Solution

The fourth proportional to 93,435.72, 140,069.34 and 63,460.14 is: 95,133.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,435.72 : 140,069.34 = 63,460.14 : x
  2. Step 2: Convert to fraction form
    93,435.72/140,069.34 = 63,460.14/x
  3. Step 3: Cross multiply
    93,435.72x = 140,069.34 × 63,460.14
  4. Step 4: Simplify right side
    93,435.72x = 8,888,819,926.11
  5. Step 5: Solve for x
    x = 8,888,819,926.11/93,435.72
  6. Step 6: Final answer
    x = 95,133.00

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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.