Home / 93,938.66-129,632.67-53,651.59

Finding the Fourth Proportional to 93,938.66, 129,632.67 and 53,651.59

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Solution

The fourth proportional to 93,938.66, 129,632.67 and 53,651.59 is: 74,037.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,938.66 : 129,632.67 = 53,651.59 : x
  2. Step 2: Convert to fraction form
    93,938.66/129,632.67 = 53,651.59/x
  3. Step 3: Cross multiply
    93,938.66x = 129,632.67 × 53,651.59
  4. Step 4: Simplify right side
    93,938.66x = 6,954,998,861.45
  5. Step 5: Solve for x
    x = 6,954,998,861.45/93,938.66
  6. Step 6: Final answer
    x = 74,037.66

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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.