Home / 42,772.85-64,114.75-16,100.53

Finding the Fourth Proportional to 42,772.85, 64,114.75 and 16,100.53

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Solution

The fourth proportional to 42,772.85, 64,114.75 and 16,100.53 is: 24,134.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,772.85 : 64,114.75 = 16,100.53 : x
  2. Step 2: Convert to fraction form
    42,772.85/64,114.75 = 16,100.53/x
  3. Step 3: Cross multiply
    42,772.85x = 64,114.75 × 16,100.53
  4. Step 4: Simplify right side
    42,772.85x = 1,032,281,455.82
  5. Step 5: Solve for x
    x = 1,032,281,455.82/42,772.85
  6. Step 6: Final answer
    x = 24,134.03

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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.