Home / 268,421.80-402,337.46-110,564.14

Finding the Fourth Proportional to 268,421.80, 402,337.46 and 110,564.14

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Solution

The fourth proportional to 268,421.80, 402,337.46 and 110,564.14 is: 165,724.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,421.80 : 402,337.46 = 110,564.14 : x
  2. Step 2: Convert to fraction form
    268,421.80/402,337.46 = 110,564.14/x
  3. Step 3: Cross multiply
    268,421.80x = 402,337.46 × 110,564.14
  4. Step 4: Simplify right side
    268,421.80x = 44,484,095,254.68
  5. Step 5: Solve for x
    x = 44,484,095,254.68/268,421.80
  6. Step 6: Final answer
    x = 165,724.60

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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.