Home / 152,880.86-229,339.52-73,938.36

Finding the Fourth Proportional to 152,880.86, 229,339.52 and 73,938.36

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Solution

The fourth proportional to 152,880.86, 229,339.52 and 73,938.36 is: 110,916.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,880.86 : 229,339.52 = 73,938.36 : x
  2. Step 2: Convert to fraction form
    152,880.86/229,339.52 = 73,938.36/x
  3. Step 3: Cross multiply
    152,880.86x = 229,339.52 × 73,938.36
  4. Step 4: Simplify right side
    152,880.86x = 16,956,987,622.30
  5. Step 5: Solve for x
    x = 16,956,987,622.30/152,880.86
  6. Step 6: Final answer
    x = 110,916.36

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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.