Home / 93,944.90-129,645-51,503.73

Finding the Fourth Proportional to 93,944.90, 129,645 and 51,503.73

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Solution

The fourth proportional to 93,944.90, 129,645 and 51,503.73 is: 71,075.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,944.90 : 129,645 = 51,503.73 : x
  2. Step 2: Convert to fraction form
    93,944.90/129,645 = 51,503.73/x
  3. Step 3: Cross multiply
    93,944.90x = 129,645 × 51,503.73
  4. Step 4: Simplify right side
    93,944.90x = 6,677,201,075.85
  5. Step 5: Solve for x
    x = 6,677,201,075.85/93,944.90
  6. Step 6: Final answer
    x = 71,075.72

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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.