Home / 93,487.76-140,356.16-79,537.43

Finding the Fourth Proportional to 93,487.76, 140,356.16 and 79,537.43

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Solution

The fourth proportional to 93,487.76, 140,356.16 and 79,537.43 is: 119,412.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,487.76 : 140,356.16 = 79,537.43 : x
  2. Step 2: Convert to fraction form
    93,487.76/140,356.16 = 79,537.43/x
  3. Step 3: Cross multiply
    93,487.76x = 140,356.16 × 79,537.43
  4. Step 4: Simplify right side
    93,487.76x = 11,163,567,151.60
  5. Step 5: Solve for x
    x = 11,163,567,151.60/93,487.76
  6. Step 6: Final answer
    x = 119,412.08

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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.