Home / 71,254.89-106,830.50-46,319.85

Finding the Fourth Proportional to 71,254.89, 106,830.50 and 46,319.85

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Solution

The fourth proportional to 71,254.89, 106,830.50 and 46,319.85 is: 69,446.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,254.89 : 106,830.50 = 46,319.85 : x
  2. Step 2: Convert to fraction form
    71,254.89/106,830.50 = 46,319.85/x
  3. Step 3: Cross multiply
    71,254.89x = 106,830.50 × 46,319.85
  4. Step 4: Simplify right side
    71,254.89x = 4,948,372,503.83
  5. Step 5: Solve for x
    x = 4,948,372,503.83/71,254.89
  6. Step 6: Final answer
    x = 69,446.08

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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.