Home / 57,165.60-78,888.36-32,966.46

Finding the Fourth Proportional to 57,165.60, 78,888.36 and 32,966.46

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Solution

The fourth proportional to 57,165.60, 78,888.36 and 32,966.46 is: 45,493.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,165.60 : 78,888.36 = 32,966.46 : x
  2. Step 2: Convert to fraction form
    57,165.60/78,888.36 = 32,966.46/x
  3. Step 3: Cross multiply
    57,165.60x = 78,888.36 × 32,966.46
  4. Step 4: Simplify right side
    57,165.60x = 2,600,669,964.41
  5. Step 5: Solve for x
    x = 2,600,669,964.41/57,165.60
  6. Step 6: Final answer
    x = 45,493.62

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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.