Home / 131,444.33-181,401.71-76,264.96

Finding the Fourth Proportional to 131,444.33, 181,401.71 and 76,264.96

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Solution

The fourth proportional to 131,444.33, 181,401.71 and 76,264.96 is: 105,250.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,444.33 : 181,401.71 = 76,264.96 : x
  2. Step 2: Convert to fraction form
    131,444.33/181,401.71 = 76,264.96/x
  3. Step 3: Cross multiply
    131,444.33x = 181,401.71 × 76,264.96
  4. Step 4: Simplify right side
    131,444.33x = 13,834,594,157.08
  5. Step 5: Solve for x
    x = 13,834,594,157.08/131,444.33
  6. Step 6: Final answer
    x = 105,250.60

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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.