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Finding the Fourth Proportional to 93,004.13, 128,347.13 and 52,717.03

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Solution

The fourth proportional to 93,004.13, 128,347.13 and 52,717.03 is: 72,750.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,004.13 : 128,347.13 = 52,717.03 : x
  2. Step 2: Convert to fraction form
    93,004.13/128,347.13 = 52,717.03/x
  3. Step 3: Cross multiply
    93,004.13x = 128,347.13 × 52,717.03
  4. Step 4: Simplify right side
    93,004.13x = 6,766,079,313.55
  5. Step 5: Solve for x
    x = 6,766,079,313.55/93,004.13
  6. Step 6: Final answer
    x = 72,750.31

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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.