Home / 93,134.48-128,528.60-52,849.94

Finding the Fourth Proportional to 93,134.48, 128,528.60 and 52,849.94

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Solution

The fourth proportional to 93,134.48, 128,528.60 and 52,849.94 is: 72,934.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,134.48 : 128,528.60 = 52,849.94 : x
  2. Step 2: Convert to fraction form
    93,134.48/128,528.60 = 52,849.94/x
  3. Step 3: Cross multiply
    93,134.48x = 128,528.60 × 52,849.94
  4. Step 4: Simplify right side
    93,134.48x = 6,792,727,891.39
  5. Step 5: Solve for x
    x = 6,792,727,891.39/93,134.48
  6. Step 6: Final answer
    x = 72,934.62

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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.