Home / 666,187.28-999,271.69-160,744.04

Finding the Fourth Proportional to 666,187.28, 999,271.69 and 160,744.04

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Solution

The fourth proportional to 666,187.28, 999,271.69 and 160,744.04 is: 241,113.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,187.28 : 999,271.69 = 160,744.04 : x
  2. Step 2: Convert to fraction form
    666,187.28/999,271.69 = 160,744.04/x
  3. Step 3: Cross multiply
    666,187.28x = 999,271.69 × 160,744.04
  4. Step 4: Simplify right side
    666,187.28x = 160,626,972,478.18
  5. Step 5: Solve for x
    x = 160,626,972,478.18/666,187.28
  6. Step 6: Final answer
    x = 241,113.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.