Home / 175,989.20-263,984.32-42,869.52

Finding the Fourth Proportional to 175,989.20, 263,984.32 and 42,869.52

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Solution

The fourth proportional to 175,989.20, 263,984.32 and 42,869.52 is: 64,304.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,989.20 : 263,984.32 = 42,869.52 : x
  2. Step 2: Convert to fraction form
    175,989.20/263,984.32 = 42,869.52/x
  3. Step 3: Cross multiply
    175,989.20x = 263,984.32 × 42,869.52
  4. Step 4: Simplify right side
    175,989.20x = 11,316,881,085.93
  5. Step 5: Solve for x
    x = 11,316,881,085.93/175,989.20
  6. Step 6: Final answer
    x = 64,304.41

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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.