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Finding the Fourth Proportional to 93,597.99, 129,165 and 51,156.84

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Solution

The fourth proportional to 93,597.99, 129,165 and 51,156.84 is: 70,596.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,597.99 : 129,165 = 51,156.84 : x
  2. Step 2: Convert to fraction form
    93,597.99/129,165 = 51,156.84/x
  3. Step 3: Cross multiply
    93,597.99x = 129,165 × 51,156.84
  4. Step 4: Simplify right side
    93,597.99x = 6,607,673,238.60
  5. Step 5: Solve for x
    x = 6,607,673,238.60/93,597.99
  6. Step 6: Final answer
    x = 70,596.32

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1.5x scale

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.