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Finding the Fourth Proportional to 188,860.10, 264,870.70 and 188,860.10

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Solution

The fourth proportional to 188,860.10, 264,870.70 and 188,860.10 is: 264,870.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,860.10 : 264,870.70 = 188,860.10 : x
  2. Step 2: Convert to fraction form
    188,860.10/264,870.70 = 188,860.10/x
  3. Step 3: Cross multiply
    188,860.10x = 264,870.70 × 188,860.10
  4. Step 4: Simplify right side
    188,860.10x = 50,023,506,889.07
  5. Step 5: Solve for x
    x = 50,023,506,889.07/188,860.10
  6. Step 6: Final answer
    x = 264,870.70

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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.