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Finding the Fourth Proportional to 186,075.70, 260,855.90 and 186,075.70

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Solution

The fourth proportional to 186,075.70, 260,855.90 and 186,075.70 is: 260,855.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,075.70 : 260,855.90 = 186,075.70 : x
  2. Step 2: Convert to fraction form
    186,075.70/260,855.90 = 186,075.70/x
  3. Step 3: Cross multiply
    186,075.70x = 260,855.90 × 186,075.70
  4. Step 4: Simplify right side
    186,075.70x = 48,538,944,191.63
  5. Step 5: Solve for x
    x = 48,538,944,191.63/186,075.70
  6. Step 6: Final answer
    x = 260,855.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.