Home / 93,808.85-129,456.42-50,788.79

Finding the Fourth Proportional to 93,808.85, 129,456.42 and 50,788.79

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Solution

The fourth proportional to 93,808.85, 129,456.42 and 50,788.79 is: 70,088.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,808.85 : 129,456.42 = 50,788.79 : x
  2. Step 2: Convert to fraction form
    93,808.85/129,456.42 = 50,788.79/x
  3. Step 3: Cross multiply
    93,808.85x = 129,456.42 × 50,788.79
  4. Step 4: Simplify right side
    93,808.85x = 6,574,934,929.53
  5. Step 5: Solve for x
    x = 6,574,934,929.53/93,808.85
  6. Step 6: Final answer
    x = 70,088.64

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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.