Home / 47,866.02-72,157.40-44,654.78

Finding the Fourth Proportional to 47,866.02, 72,157.40 and 44,654.78

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Solution

The fourth proportional to 47,866.02, 72,157.40 and 44,654.78 is: 67,316.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,866.02 : 72,157.40 = 44,654.78 : x
  2. Step 2: Convert to fraction form
    47,866.02/72,157.40 = 44,654.78/x
  3. Step 3: Cross multiply
    47,866.02x = 72,157.40 × 44,654.78
  4. Step 4: Simplify right side
    47,866.02x = 3,222,172,238.31
  5. Step 5: Solve for x
    x = 3,222,172,238.31/47,866.02
  6. Step 6: Final answer
    x = 67,316.49

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.