Home / 91,109.61-136,570.10-44,304.33

Finding the Fourth Proportional to 91,109.61, 136,570.10 and 44,304.33

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Solution

The fourth proportional to 91,109.61, 136,570.10 and 44,304.33 is: 66,410.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,109.61 : 136,570.10 = 44,304.33 : x
  2. Step 2: Convert to fraction form
    91,109.61/136,570.10 = 44,304.33/x
  3. Step 3: Cross multiply
    91,109.61x = 136,570.10 × 44,304.33
  4. Step 4: Simplify right side
    91,109.61x = 6,050,646,557.01
  5. Step 5: Solve for x
    x = 6,050,646,557.01/91,109.61
  6. Step 6: Final answer
    x = 66,410.63

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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.