Home / 92,816.55-128,082.96-52,532.53

Finding the Fourth Proportional to 92,816.55, 128,082.96 and 52,532.53

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Solution

The fourth proportional to 92,816.55, 128,082.96 and 52,532.53 is: 72,492.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,816.55 : 128,082.96 = 52,532.53 : x
  2. Step 2: Convert to fraction form
    92,816.55/128,082.96 = 52,532.53/x
  3. Step 3: Cross multiply
    92,816.55x = 128,082.96 × 52,532.53
  4. Step 4: Simplify right side
    92,816.55x = 6,728,521,938.69
  5. Step 5: Solve for x
    x = 6,728,521,938.69/92,816.55
  6. Step 6: Final answer
    x = 72,492.70

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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.