Home / 64,985.80-97,464.12-29,891.74

Finding the Fourth Proportional to 64,985.80, 97,464.12 and 29,891.74

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Solution

The fourth proportional to 64,985.80, 97,464.12 and 29,891.74 is: 44,830.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,985.80 : 97,464.12 = 29,891.74 : x
  2. Step 2: Convert to fraction form
    64,985.80/97,464.12 = 29,891.74/x
  3. Step 3: Cross multiply
    64,985.80x = 97,464.12 × 29,891.74
  4. Step 4: Simplify right side
    64,985.80x = 2,913,372,134.37
  5. Step 5: Solve for x
    x = 2,913,372,134.37/64,985.80
  6. Step 6: Final answer
    x = 44,830.90

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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.