Home / 93,968.42-129,550.98-74,651.43

Finding the Fourth Proportional to 93,968.42, 129,550.98 and 74,651.43

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Solution

The fourth proportional to 93,968.42, 129,550.98 and 74,651.43 is: 102,919.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,968.42 : 129,550.98 = 74,651.43 : x
  2. Step 2: Convert to fraction form
    93,968.42/129,550.98 = 74,651.43/x
  3. Step 3: Cross multiply
    93,968.42x = 129,550.98 × 74,651.43
  4. Step 4: Simplify right side
    93,968.42x = 9,671,165,217.77
  5. Step 5: Solve for x
    x = 9,671,165,217.77/93,968.42
  6. Step 6: Final answer
    x = 102,919.31

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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.