Home / 110,548.80-152,559.36-62,801.28

Finding the Fourth Proportional to 110,548.80, 152,559.36 and 62,801.28

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Solution

The fourth proportional to 110,548.80, 152,559.36 and 62,801.28 is: 86,666.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,548.80 : 152,559.36 = 62,801.28 : x
  2. Step 2: Convert to fraction form
    110,548.80/152,559.36 = 62,801.28/x
  3. Step 3: Cross multiply
    110,548.80x = 152,559.36 × 62,801.28
  4. Step 4: Simplify right side
    110,548.80x = 9,580,923,083.98
  5. Step 5: Solve for x
    x = 9,580,923,083.98/110,548.80
  6. Step 6: Final answer
    x = 86,666.91

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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.