Home / 166,457.04-229,711.68-91,005.54

Finding the Fourth Proportional to 166,457.04, 229,711.68 and 91,005.54

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Solution

The fourth proportional to 166,457.04, 229,711.68 and 91,005.54 is: 125,588.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,457.04 : 229,711.68 = 91,005.54 : x
  2. Step 2: Convert to fraction form
    166,457.04/229,711.68 = 91,005.54/x
  3. Step 3: Cross multiply
    166,457.04x = 229,711.68 × 91,005.54
  4. Step 4: Simplify right side
    166,457.04x = 20,905,035,482.71
  5. Step 5: Solve for x
    x = 20,905,035,482.71/166,457.04
  6. Step 6: Final answer
    x = 125,588.17

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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.