Home / 125,941.08-173,796.48-72,222.96

Finding the Fourth Proportional to 125,941.08, 173,796.48 and 72,222.96

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Solution

The fourth proportional to 125,941.08, 173,796.48 and 72,222.96 is: 99,666.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,941.08 : 173,796.48 = 72,222.96 : x
  2. Step 2: Convert to fraction form
    125,941.08/173,796.48 = 72,222.96/x
  3. Step 3: Cross multiply
    125,941.08x = 173,796.48 × 72,222.96
  4. Step 4: Simplify right side
    125,941.08x = 12,552,096,223.18
  5. Step 5: Solve for x
    x = 12,552,096,223.18/125,941.08
  6. Step 6: Final answer
    x = 99,666.42

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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.