Home / 114,078.90-171,130.08-43,061.36

Finding the Fourth Proportional to 114,078.90, 171,130.08 and 43,061.36

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Solution

The fourth proportional to 114,078.90, 171,130.08 and 43,061.36 is: 64,596.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,078.90 : 171,130.08 = 43,061.36 : x
  2. Step 2: Convert to fraction form
    114,078.90/171,130.08 = 43,061.36/x
  3. Step 3: Cross multiply
    114,078.90x = 171,130.08 × 43,061.36
  4. Step 4: Simplify right side
    114,078.90x = 7,369,093,126.06
  5. Step 5: Solve for x
    x = 7,369,093,126.06/114,078.90
  6. Step 6: Final answer
    x = 64,596.46

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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.