Home / 119,946.86-165,526.92-66,231.98

Finding the Fourth Proportional to 119,946.86, 165,526.92 and 66,231.98

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Solution

The fourth proportional to 119,946.86, 165,526.92 and 66,231.98 is: 91,400.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,946.86 : 165,526.92 = 66,231.98 : x
  2. Step 2: Convert to fraction form
    119,946.86/165,526.92 = 66,231.98/x
  3. Step 3: Cross multiply
    119,946.86x = 165,526.92 × 66,231.98
  4. Step 4: Simplify right side
    119,946.86x = 10,963,175,323.74
  5. Step 5: Solve for x
    x = 10,963,175,323.74/119,946.86
  6. Step 6: Final answer
    x = 91,400.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.