Home / 148,830.82-223,250.55-65,731.30

Finding the Fourth Proportional to 148,830.82, 223,250.55 and 65,731.30

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Solution

The fourth proportional to 148,830.82, 223,250.55 and 65,731.30 is: 98,598.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,830.82 : 223,250.55 = 65,731.30 : x
  2. Step 2: Convert to fraction form
    148,830.82/223,250.55 = 65,731.30/x
  3. Step 3: Cross multiply
    148,830.82x = 223,250.55 × 65,731.30
  4. Step 4: Simplify right side
    148,830.82x = 14,674,548,877.22
  5. Step 5: Solve for x
    x = 14,674,548,877.22/148,830.82
  6. Step 6: Final answer
    x = 98,598.86

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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.