Home / 93,135.07-128,522.83-52,846.43

Finding the Fourth Proportional to 93,135.07, 128,522.83 and 52,846.43

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Solution

The fourth proportional to 93,135.07, 128,522.83 and 52,846.43 is: 72,926.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,135.07 : 128,522.83 = 52,846.43 : x
  2. Step 2: Convert to fraction form
    93,135.07/128,522.83 = 52,846.43/x
  3. Step 3: Cross multiply
    93,135.07x = 128,522.83 × 52,846.43
  4. Step 4: Simplify right side
    93,135.07x = 6,791,971,832.15
  5. Step 5: Solve for x
    x = 6,791,971,832.15/93,135.07
  6. Step 6: Final answer
    x = 72,926.04

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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.