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Finding the Fourth Proportional to 93,493.94, 129,021.63 and 51,052.51

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Solution

The fourth proportional to 93,493.94, 129,021.63 and 51,052.51 is: 70,452.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,493.94 : 129,021.63 = 51,052.51 : x
  2. Step 2: Convert to fraction form
    93,493.94/129,021.63 = 51,052.51/x
  3. Step 3: Cross multiply
    93,493.94x = 129,021.63 × 51,052.51
  4. Step 4: Simplify right side
    93,493.94x = 6,586,878,055.79
  5. Step 5: Solve for x
    x = 6,586,878,055.79/93,493.94
  6. Step 6: Final answer
    x = 70,452.46

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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.