Home / 77,461.85-106,883.15-52,005.17

Finding the Fourth Proportional to 77,461.85, 106,883.15 and 52,005.17

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Solution

The fourth proportional to 77,461.85, 106,883.15 and 52,005.17 is: 71,757.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,461.85 : 106,883.15 = 52,005.17 : x
  2. Step 2: Convert to fraction form
    77,461.85/106,883.15 = 52,005.17/x
  3. Step 3: Cross multiply
    77,461.85x = 106,883.15 × 52,005.17
  4. Step 4: Simplify right side
    77,461.85x = 5,558,476,385.89
  5. Step 5: Solve for x
    x = 5,558,476,385.89/77,461.85
  6. Step 6: Final answer
    x = 71,757.60

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1.5x scale

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.