Home / 148,814.88-223,254.65-48,985.21

Finding the Fourth Proportional to 148,814.88, 223,254.65 and 48,985.21

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Solution

The fourth proportional to 148,814.88, 223,254.65 and 48,985.21 is: 73,488.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,814.88 : 223,254.65 = 48,985.21 : x
  2. Step 2: Convert to fraction form
    148,814.88/223,254.65 = 48,985.21/x
  3. Step 3: Cross multiply
    148,814.88x = 223,254.65 × 48,985.21
  4. Step 4: Simplify right side
    148,814.88x = 10,936,175,913.73
  5. Step 5: Solve for x
    x = 10,936,175,913.73/148,814.88
  6. Step 6: Final answer
    x = 73,488.46

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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.