Home / 97,880.68-135,052.20-57,596.20

Finding the Fourth Proportional to 97,880.68, 135,052.20 and 57,596.20

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Solution

The fourth proportional to 97,880.68, 135,052.20 and 57,596.20 is: 79,469.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,880.68 : 135,052.20 = 57,596.20 : x
  2. Step 2: Convert to fraction form
    97,880.68/135,052.20 = 57,596.20/x
  3. Step 3: Cross multiply
    97,880.68x = 135,052.20 × 57,596.20
  4. Step 4: Simplify right side
    97,880.68x = 7,778,493,521.64
  5. Step 5: Solve for x
    x = 7,778,493,521.64/97,880.68
  6. Step 6: Final answer
    x = 79,469.14

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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.