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Finding the Fourth Proportional to 93,075.80, 138,560.99 and 92,522.22

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Solution

The fourth proportional to 93,075.80, 138,560.99 and 92,522.22 is: 137,736.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,075.80 : 138,560.99 = 92,522.22 : x
  2. Step 2: Convert to fraction form
    93,075.80/138,560.99 = 92,522.22/x
  3. Step 3: Cross multiply
    93,075.80x = 138,560.99 × 92,522.22
  4. Step 4: Simplify right side
    93,075.80x = 12,819,969,937.59
  5. Step 5: Solve for x
    x = 12,819,969,937.59/93,075.80
  6. Step 6: Final answer
    x = 137,736.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.