Home / 148,905.10-223,357.65-123,535.90

Finding the Fourth Proportional to 148,905.10, 223,357.65 and 123,535.90

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Solution

The fourth proportional to 148,905.10, 223,357.65 and 123,535.90 is: 185,303.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,905.10 : 223,357.65 = 123,535.90 : x
  2. Step 2: Convert to fraction form
    148,905.10/223,357.65 = 123,535.90/x
  3. Step 3: Cross multiply
    148,905.10x = 223,357.65 × 123,535.90
  4. Step 4: Simplify right side
    148,905.10x = 27,592,688,314.64
  5. Step 5: Solve for x
    x = 27,592,688,314.64/148,905.10
  6. Step 6: Final answer
    x = 185,303.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.