Home / 268,274.04-402,348.57-99,873.66

Finding the Fourth Proportional to 268,274.04, 402,348.57 and 99,873.66

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Solution

The fourth proportional to 268,274.04, 402,348.57 and 99,873.66 is: 149,787.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,274.04 : 402,348.57 = 99,873.66 : x
  2. Step 2: Convert to fraction form
    268,274.04/402,348.57 = 99,873.66/x
  3. Step 3: Cross multiply
    268,274.04x = 402,348.57 × 99,873.66
  4. Step 4: Simplify right side
    268,274.04x = 40,184,024,281.67
  5. Step 5: Solve for x
    x = 40,184,024,281.67/268,274.04
  6. Step 6: Final answer
    x = 149,787.23

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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.