Home / 92,913.57-128,229.30-52,629.03

Finding the Fourth Proportional to 92,913.57, 128,229.30 and 52,629.03

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Solution

The fourth proportional to 92,913.57, 128,229.30 and 52,629.03 is: 72,632.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,913.57 : 128,229.30 = 52,629.03 : x
  2. Step 2: Convert to fraction form
    92,913.57/128,229.30 = 52,629.03/x
  3. Step 3: Cross multiply
    92,913.57x = 128,229.30 × 52,629.03
  4. Step 4: Simplify right side
    92,913.57x = 6,748,583,676.58
  5. Step 5: Solve for x
    x = 6,748,583,676.58/92,913.57
  6. Step 6: Final answer
    x = 72,632.92

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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.