Home / 93,029.96-128,392.18-52,205.34

Finding the Fourth Proportional to 93,029.96, 128,392.18 and 52,205.34

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Solution

The fourth proportional to 93,029.96, 128,392.18 and 52,205.34 is: 72,049.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,029.96 : 128,392.18 = 52,205.34 : x
  2. Step 2: Convert to fraction form
    93,029.96/128,392.18 = 52,205.34/x
  3. Step 3: Cross multiply
    93,029.96x = 128,392.18 × 52,205.34
  4. Step 4: Simplify right side
    93,029.96x = 6,702,757,410.24
  5. Step 5: Solve for x
    x = 6,702,757,410.24/93,029.96
  6. Step 6: Final answer
    x = 72,049.45

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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.